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- S phaseSecond subphase of interphase
- SaccharibacteriaBacterial lineage
- SaccharomycesGenus of fungi
- Saccharomyces bayanusSpecies of fungus
- Saccharomyces boulardiiSpecies of fungus
- Saccharomyces eubayanusSaccharomyces eubayanus, a cryotolerant (cold tolerant) type of yeast, is most likely the
- Saccharomyces kudriavzeviiSaccharomyces kudriavzevii, is a species of yeast in the Saccharomyces sensu stricto compl
- Saccharomyces paradoxusSaccharomyces paradoxus is a wild yeast and the closest known species to the baker's yeast
- Saccharomyces pastorianusSaccharomyces pastorianus is a yeast used industrially for the production of lager beer, a
- SaccharopolysporaSaccharopolyspora is a genus of bacteria within the family Pseudonocardiaceae.
- Saccharopolyspora rectivirgulaSpecies of bacterium
- SacrumBone of the spine
- SafraninChemical compound
- Saint Louis encephalitisMosquito-borne viral disease mainly in the US
- Saint-Brice-sous-ForêtSaint-Brice-sous-Forêt (French pronunciation: ) is a commune in the Val-d'Oise department
- Salicylic acidChemical compound used in medicines and industry
- SalivaBodily fluid secreted by salivary glands
- Salivary glandExocrine glands that produce saliva through a system of ducts
- Salmonella enterica subsp. entericaSubspecies of bacterium
- SalpingitisSalpingitis is an infection causing inflammation in the fallopian tubes (also called salpi
- Saltation (biology)Sudden and large mutational change
- Saltatory conductionPropagation of action potentials along the myelinated axons of neurons
- Sampling (medicine)Collection of bodily substances for medical assessment
- Samuel TickellColonel Samuel Richard Tickell (19 August 1811 – 20 April 1875) was an English soldier, ar
- Sanger sequencingMethod of DNA sequencing developed in 1977
- Sankar AdhyaMicrobiologist
- SapovirusGenus of viruses
- SaprolegniaGenus of single-celled organisms
- Sarah ElginSarah C.R. Elgin is an American biochemist and geneticist. She is the Viktor Hamburger Pro
- SarcocystidaeThe Sarcocystidae are a family of Apicomplexa associated with a variety of diseases in hum
- SarcocystisGenus of protists in the apicomplex phylum
- Sarcocystis neuronaSpecies of protist
- SarcoidosisAbnormal formation of clumps of inflammatory cells (granulomata)
- Sarocladium strictumSpecies of fungus
- Satellite DNARepetitive DNA with distinct base composition
- Saturation mutagenesisTechnique used in protein engineering
- Scaffold/matrix attachment regionThe term S/MAR (scaffold/matrix attachment region), otherwise called SAR (scaffold-attachm
- Scaffolding (bioinformatics)Scaffolding is a technique used in bioinformatics. It is defined as follows:
- Scale-down bioreactorA scale-down bioreactor is a miniature model designed to mimic or reproduce large-scale bi
- Scandinavian hunter-gathererArchaeogenetic name for an ancestral genetic component
- ScapulaBone that connects the humerus and clavicle
- SCCmecSCCmec, or staphylococcal cassette chromosome mec, is a mobile genetic element of Staphylo
- SchizocoelyDevelopment process of some animals
- Schwann cellGlial cell type
- Science by press conferenceScience by press conference or science by press release is the practice by which scientist
- Scotopic visionVisual perception under low-light conditions
- ScrotumSac of skin that protects the testicles
- SECIS elementIn biology, the SECIS element (SECIS: selenocysteine insertion sequence) is an RNA element
- Second messenger systemSystem of signaling molecules within a cell
- Secondarily aquatic tetrapodsSeveral clades of tetrapods have undergone secondary aquatic adaptation, an evolutionary t
- Secondary metaboliteType of organic compound
- Secondary sex characteristicFeatures that occur in an organism at sexual maturity
- SecoviridaeFamily of viruses
- Secreted frizzled-related protein 1Protein-coding gene in the species Homo sapiens
- SecretinHormone involved in stomach, pancreas and liver secretions
- SecretionControlled release of substances by cells or tissues
- Sedimentation coefficientIn chemistry, the sedimentation coefficient (s) of a particle characterizes its sedimentat
- Seed dispersalMovement or transport of seeds away from the parent plant
- Seed dispersal syndromeSeed dispersal syndromes are morphological characters of seeds correlated to particular se
- SeedlingYoung plant developing out from a seed
- Segmented filamentous bacteriaType of bacteria
- SeiridiumSeiridium is a genus of plant pathogens in the family Sporocadaceae.
- Select agentControlled biological agents in the United States
- Selectable markerGene conferring a phenotype useful for artificial selection
- Selective sweepGenetic process
- SelenocysteineSelenium-containing amino acid
- SelenomonadGenus of bacteria
- SelenomonadalesOrder of bacteria
- Selenomonas sputigenaSelenomonas sputigena is a species of anaerobe Gram-negative bacteria that is found in the
- Self-complementary adeno-associated virusSelf-complementary adeno-associated virus (scAAV) is a viral vector engineered from the na
- Self-preservationBehaviors that ensure an organism's survival
- Selfish genetic elementGenetic segments that can enhance their own transmission at the expense of other genes
- Semiconservative replicationMechanism of DNA replication
- Semipermeable membraneType of membrane
- SenicideKilling of the elderly actively or passively by themselves
- Sense (molecular biology)Property of nucleic acid strands with respect to their translatability into protein
- Sensory neuronNerve cell that converts environmental stimuli into corresponding internal stimuli
- Sentinel cellSentinel cells refer to cells in the body's first line of defense, which embed themselves
- SepalAny of the separate parts of the calyx of a flower (excluding the bracts), usually green
- SeparaseSeparase, also known as separin, is a cysteine protease responsible for triggering anaphas
- Septicemic plagueHuman disease caused by Yersinia pestis
- SEPX1Methionine-R-sulfoxide reductase B1 is an enzyme that in humans is encoded by the SEPX1 ge
- Sequence alignmentProcess in bioinformatics that identifies equivalent sites within molecular sequences
- Sequence analysisIn bioinformatics, sequence analysis is the process of subjecting a DNA, RNA or peptide se
- Sequence assemblyMethod of DNA sequence reconstruction
- Sequence databaseIn the field of bioinformatics, a sequence database is a type of biological database that
- Sequence homologyShared ancestry between DNA, RNA or protein sequences
- Sequence logoIn bioinformatics, a sequence logo is a graphical representation of the sequence conservat
- Sequence motifNucleotide or amino-acid sequence pattern
- SequencingIn genetics and biochemistry, determining the structure of an unbranched biopolymer
- Sequencing batch reactorSequencing batch reactors (SBR) or sequential batch reactors are a type of activated sludg
- Sequencing by ligationSequencing by ligation is a DNA sequencing method that uses the enzyme DNA ligase to ident
- Sequential hermaphroditismSex change as part of the normal life cycle of a species
- Séralini affairRetracted study led by Gilles-Éric Séralini
- SerineAmino acid
- SerotoninMonoamine neurotransmitter
- SerotypeDistinct variation within a species of bacteria or virus or among immune cells
- SerratiaGenus of bacteria
- Serratia marcescensSpecies of bacterium
- Serratia symbioticaSerratia symbiotica is a species of bacteria that lives as a symbiont of aphids. In the ap
- Serum response factorSerum response factor, also known as SRF, is a transcription factor protein.
- SET domainThe SET domain is a protein domain that typically has methyltransferase activity. It was o
- SetariaSetaria is a widespread genus of plants in the grass family. The name is derived from the
- Sex and gender differences in autismDifferences in autism diagnosis frequencies with respect to gender
- Sex and gender differences in leadershipSex and gender differences in leadership have been studied from a variety of perspectives,
- Sex as a biological variableResearch policy
- Sex chromosomeChromosome that differs from an ordinary autosome in form, size, and behavior
- Sex chromosome anomaliesIndex of articles associated with the same name
- Sex differences in cognitionSex differences in cognition are widely studied in the current scientific literature. Biol
- Sex differences in crimeDifferences between men and women as the perpetrators or victims of crime
- Sex differences in emotional intelligenceEmotional intelligence (EI) involves using cognitive and emotional abilities to function i
- Sex differences in humansDifference between males and females
- Sex differences in intelligenceArea of scientific research
- Sex differences in medicineMedical differences in humans by sex
- Sex differences in memoryConcept in cognitive psychology
- Sex differences in narcissismPersonality trait of self-love, as differentiated by gender
- Sex differences in psychologyDifferences in the mental functions and behaviors of the sexes
- Sex differences in schizophreniaSex differences in schizophrenia are widely reported. Men and women exhibit different rate
- Sex differences in sensory systemsAn organism is said to be sexually dimorphic when male and female conspecifics have anatom
- Sex differences in social capitalSex differences in social capital are debated differences between men and women's ability
- Sex differences in stroke careThis article describes disparities existing between men and women in accessing and receivi
- Sex linkageSex-specific patterns of inheritance
- Sex ratioRatio of males to females in a population
- Sex-chromosome dosage compensationBiological process
- Sex-determination systemBiological system that determines the development of an organism's sex
- Sex-determining region Y proteinProtein that initiates male sex determination in therian mammals
- Sex-limited genesSex-limited genes are genes that are present in both sexes of sexually reproducing species
- Sexual conflictTerm in evolutionary biology
- Sexual differentiationEmbryonic development of sex differences
- Sexual dimorphism in human bondingBiological differences between men and women in human relationships
- Sexual dimorphism measuresAlthough the subject of sexual dimorphism is not in itself controversial, the measures by
- Sexual jealousyPsychological concept
- Sexual maturityPortion of a life cycle in which an organism is capable of sexual reproduction
- Sexual selectionMode of natural selection involving the choosing of and competition for mates
- Sexual selection in fungiSexual selection has been observed in fungi as a part of their reproduction, although they
- Sexual systemDistribution of male and female functions across a species
- Sexy son hypothesisPostulate in biology
- Sf9 (cells)Insect cell line
- SH3 domainThe SRC Homology 3 Domain (or SH3 domain) is a small protein domain of about 60 amino acid
- Shadow biosphereHypothetical biosphere of Earth
- Shankar BalasubramanianIndian-born British chemist
- Shapiro–Senapathy algorithmThe Shapiro—Senapathy algorithm (S&S) is an algorithm for predicting splice junctions in g
- ShewanellaShewanella is the sole genus included in the marine bacteria family Shewanellaceae. Some s
- Shewanella oneidensisSpecies of facultative anaerobic bacterium
- Shiga toxinFamily of related toxins
- Shigatoxigenic and verotoxigenic Escherichia coliStrains of bacteria
- Shigella dysenteriaeBacterial species
- Shigella flexneriSpecies of bacterium
- Shigella sonneiSpecies of bacterium
- ShigellosisInfection of the intestines by Shigella bacteria
- Shimwellia blattaeShimwellia blattae (formerly Escherichia blattae) is a species of bacterium, one of two in
- ShipGoo001Microbial life-form
- Shoaling and schoolingIn biology, any group of fish that stay together for social reasons
- SHOC1Protein-coding gene in the species Homo sapiens
- Short hairpin RNAA short hairpin RNA or small hairpin RNA (shRNA/Hairpin Vector) is an artificial RNA molec
- Shot groupingIn shooting sports, a shot grouping, or simply group, is the collective pattern of project
- Shotgun sequencingMethod used for sequencing random DNA strands
- Shoulderblade, KentuckyShoulderblade is an unincorporated community located in Breathitt County, Kentucky, United
- Sialic acidClass of keto acid sugars
- SiestaShort nap taken in the early afternoon
- Sigma factorProtein needed for initiation of transcription in prokaryotes
- Signal peptideShort peptide present at N-terminal of newly synthesized proteins
- Signal recognition particleProtein-RNA complex
- Signal recognition particle RNARNA family
- Signal transductionCascade of intracellular and molecular events for transmission/amplification of signals
- Signalling theoryTheory in evolutionary biology
- Silencer (genetics)Type of DNA sequence
- Silent mutationDNA mutation with no observable effect on an organism's phenotype
- Silicic acidIn chemistry, a silicic acid () is any chemical compound containing the element silicon at
- SiloxaneOrganic functional group (Si–O–Si)
- Simian immunodeficiency virusSpecies of retrovirus
- Simmons' citrate agarDifferential culture medium
- Simple eye in invertebratesSimple eye without retina
- Simple Modular Architecture Research ToolSimple Modular Architecture Research Tool (SMART) is a biological database that is used in
- Simultaneous hermaphroditismType of hermaphroditism
- Single parentParent raising a child alone
- Single-cell analysisStudy of biochemical processes in an individual cell
- Single-cell sequencingExamines sequence information from individual cells
- Single-cell transcriptomicsAnalysis technique of genes
- Single-molecule magnetic sequencingMagnetic sequencing is a single-molecule sequencing method in development. A DNA hairpin,
- Single-molecule real-time sequencingSingle-molecule real-time (SMRT) sequencing is a parallelized single molecule DNA sequenci
- Single-nucleotide polymorphismSingle nucleotide in genomic DNA at which different sequence alternatives exist
- SiphoviridaeFamily of viruses
- Sister chromatid exchangeExchange of genetic material
- Sister chromatidsTwo identical copies of a chromosome joined at the centromere
- Sister groupClosest relative(s) of a given taxon in a phylogenetic tree
- Site-directed mutagenesisTechnique in molecular biology
- Site-specific recombinase technologyGenome engineering tools
- Site-specific recombinationDNA strand exchange
- Sjögren's diseaseAutoimmune disease
- SKIDA1Protein-coding gene in the species Homo sapiens
- Skin floraMicrobiota that reside on the skin
- Sleep in animalsSleep is broadly considered a biological necessity in virtually all animals. The large maj
- Slime fluxBacterial disease of trees
- Slime layerUnorganized layer of extracellular material surrounding bacteria cells
- Slippery sequenceNucleotide pattern causing frameshifting
- Small Cajal body-specific RNASmall Cajal body-specific RNAs (scaRNAs) are a class of small nucleolar RNAs (snoRNAs) tha
- Small interfering RNABiomolecule
- Small Molecule Pathway DatabaseOnline database of metabolic pathways
- Small nuclear RNAClass of RNA molecules
- Small nucleolar RNAIn molecular biology, small nucleolar RNAs (snoRNAs) are a class of small RNA molecules th
- Small population sizeStatistical effects of small numbers on a population
- Small RNASmall, usually non-coding RNA molecule
- Smallest organismsList of microorganisms
- Smooth muscleInvoluntary non-striated muscle
- Snake detection theoryEvolutionary theory regarding primate vision
- Snake venomHighly modified saliva containing zootoxins
- SnoutExtended part of an animal's mouth
- SNP annotationSingle nucleotide polymorphism annotation (SNP annotation) is the process of predicting th
- SNP arrayIn molecular biology, SNP array is a type of DNA microarray which is used to detect polymo
- SNP genotypingMeasurement of genetic variations
- Social effects of evolutionary theoryEffects on human societies of the scientific explanation of life's diversity
- Social history of virusesInfluence of viruses and viral infections on human history
- Sociobiological theories of rapeTheories about how evolutionary adaptation influences the psychology of rapists
- SociobiologySubdiscipline of biology regarding social behavior
- Sociobiology: The New Synthesis1975 book by biologist E. O. Wilson
- Sodium in biologySodium ions (Na+) are necessary in small amounts for some types of plants, but sodium as a
- Soil seed bankThe soil seed bank is the natural storage of seeds, often dormant, within the soil of most
- Somatic cellAny biological cell forming the body of an organism
- Somatic mutationType of mutation on somatic cell
- Somatic recombinationAlteration of the DNA of a somatic cell that is inherited by its daughter cells
- SomiteEmbryology concept
- Sonic hedgehog proteinCritical protein in embryonic development
- Sooty mangabeyThe sooty mangabey (Cercocebus atys) is an Old World monkey found in forests from Senegal
- SOS responseCell response to DNA damage
- SossusvleiSossusvlei (sometimes written Sossus Vlei) is a salt and clay pan surrounded by high red d
- SoxC groupSoxC group is group C of Sry-related HMG box proteins transcription factors. SoxC genes pl
- SpandrelA spandrel is a roughly triangular space, usually found in pairs, between the top of an ar
- Spandrel (biology)Evolutionary byproduct of some other characteristic
- Spatial biologySubfield
- Spatiotemporal gene expressionActivation of genes
- SPATS1Spermatogenesis associated serine rich 1 (SPATS1) is a protein which in humans is encoded
- SpeciationEvolutionary process
- Species complexGroup of closely related similar organisms
- Species distributionGeographical area in which a species can be found
- Species homogeneityConcept in ecology
- Specific dynamic actionEnergy expenditure for processing food
- Sperm competitionReproductive process
- Sperm Wars1996 book by Robin Baker
- SpermatocyteSperm precursor cell that undergoes meiosis
- SpermatogenesisProduction of sperm
- SpermosphereRegion of soil surrounding a germinating seed
- Sphaeroforma arcticaSphaeroforma arctica, is a unicellular eukaryote with a pivotal position in the tree of li
- SpheroplastMicrobe with cell wall mostly removed
- SphingobiumSphingobium species are different from other sphingomonads in that they are commonly isola
- SphingomonadaceaeFamily of bacteria
- SphingomonasGenus of bacteria
- Sphingomonas elodeaSphingomonas elodea is a species of bacteria in the genus Sphingomonas.
- Sphingomonas yanoikuyaeSphingomonas yanoikuyae is a short rod-shaped, strictly aerobic, Gram-negative, non-motile
- Spider lamb syndromeGenetic disorder of sheep
- Spider miteSpider mites are members of the family Tetranychidae, which includes about 1,200 species.
- Spider webStructure created by a spider from silk
- Spinach aptamerThe need for fluorescently tracking RNA rose as its roles in complex cellular functions ha
- Spinal nerveNerve that carries signals between the spinal cord and the body
- Spindle apparatusFeature of biological cell structure
- Spindle checkpointThe spindle checkpoint, also known as the metaphase-to-anaphase transition, the spindle as
- Spine (zoology)Rigid needle-like anatomical structures
- Spiral bacteriaSpiral bacteria, bacteria of spiral (helical) shape, form the third major morphological ca
- SpirochaetePhylum of bacteria
- SpirotrichThe spirotrichs are a large and diverse group of ciliate protozoa. They typically have pro
- Spirulina (genus)Genus of bacteria
- SpitzenkörperOrganizing center for fungal hyphae
- Splice site mutationMutation at a location where intron splicing takes place
- SpliceosomeMolecular machine that removes intron RNA from the primary transcript
- Split gene theoryThe split gene theory offers an explanation for the origin of eukaryotic introns. It sugge
- SporangiumEnclosure in which spores are formed
- Sporosarcina pasteuriiSpecies of bacterium
- Spur (zoology)Anatomical term for an outgrowth of bone covered in a sheath of horn
- SQ109SQ109 is a drug undergoing development for treatment of tuberculosis.
- SSU rRNASmall subunit ribosomal ribonucleic acid (SSU rRNA) is the smaller of the two major RNA co
- ST motifThe ST motif is a commonly occurring feature in proteins and polypeptides. It consists of
- Stabilizing selectionType of selection in evolution where a trait stabilizes around the average value
- StainingTechnique used to enhance visual contrast of specimens observed under a microscope
- StamenMale reproductive organs of a flower
- Staphylococcus borealisStaphylococcus borealis is a bacterial species, member of the genus Staphylococcus, closel
- Staphylococcus haemolyticusSpecies of bacterium
- Staphylococcus lugdunensisSpecies of bacterium
- Staphylococcus saprophyticusSpecies of bacterium
- Starch gelatinizationProcess of breaking down the intermolecular bonds of starch by water
- StarLink corn recall2000 recall of foods containing genetically modified corn
- Start codonFirst codon of a messenger RNA translated by a ribosome
- Start point (yeast)The Start point is a major cell cycle checkpoint in yeast, known as the restriction point
- STAT proteinFamily of intracellular transcription factors
- STAT3Protein-coding gene in humans
- STAT5Protein family
- STAT5ASignal transducer and activator of transcription 5A is a protein that in humans is encoded
- STAT5BSignal transducer and activator of transcription 5B is a protein that in humans is encoded
- State microbeMicroorganisms used as an official U.S. state symbol
- State switchingPhysiological process
- Stele (biology)Central part of a root or stem
- StelpaviricetesStelpaviricetes is a class of non-enveloped, positive-strand RNA viruses which infect plan
- Stem cell controversyEthical concerns about embryonic stem cell research and medical use
- Stem cell factorStem cell factor (also known as SCF, KIT-ligand, KL, or steel factor) is a cytokine that b
- Stem cell lawsLaws governing the use or isolation of human stem cells
- Stem-loopIntramolecular base-pairing pattern in RNA and DNA
- StemonitisGenus of slime moulds
- StenothermOrganism requiring a specific ambient temperature
- Sterile alpha motifIn molecular biology, the protein domain Sterile alpha motif (or SAM) is a putative protei
- SternumFlat bone in the middle front part of the rib cage
- Steroid hormoneSubstance with biological function
- Steroidogenic factor 1The steroidogenic factor 1 (SF-1) protein is a transcription factor involved in sex determ
- Stewart's wiltBacterial disease of corn
- Sticky and blunt endsEnds of DNA molecules
- StillbirthDeath of a fetus at or after 20–28 weeks of pregnancy
- StingerSharp organ capable of injecting venom
- StolonHorizontal connections between organisms
- Stomatal conductanceStomatal conductance, usually measured in mmol m−2 s−1 by a porometer, estimates the rate
- Stop codonCodon that marks the end of a protein-coding sequence
- Storage effectEcological mechanism enabling species to coexist
- Storage organPart of a plant specifically modified for storage of energy or water
- Strain (biology)Genetic variant, subtype or culture within a biological species
- Strain 121Species of archaeon
- Strain engineeringStrain engineering refers to a general strategy employed in semiconductor manufacturing to
- Streaking (microbiology)Method for isolation of bacterial strains
- Streptococcus agalactiaeSpecies of bacterium
- Streptococcus anginosus groupThe Streptococcus anginosus group (SAG), also known as the anginosus group streptococci (A
- Streptococcus bovisSpecies of bacterium
- Streptococcus equinusStreptococcus equinus is a Gram-positive, nonhemolytic, nonpathogenic, lactic acid bacteri
- Streptococcus iniaeSpecies of bacterium
- Streptococcus intermediusAerotolerant anaerobic commensal bacterium with pathogenic potential
- Streptococcus mutansSpecies of bacterium
- Streptococcus suisSpecies of bacterium
- StreptomycesGenus of bacteria
- Streptomyces isolatesSpecies of bacterium
- Streptomyces scabieiSpecies of bacterium
- Streptomyces venezuelaeStreptomyces venezuelae is a species of soil-dwelling Gram-positive bacterium of the genus
- StrigolactoneGroup of chemical compounds
- String kernelIn machine learning and data mining, a string kernel is a kernel function that operates on
- StrobilusSporangia-bearing reproductive structure in some land plants
- Stromal cellConnective tissue cell of any organ
- Stromal cell-derived factor 1The stromal cell-derived factor 1 (SDF-1), also known as C-X-C motif chemokine 12 (CXCL12)
- Structural bioinformaticsStructural bioinformatics is the branch of bioinformatics that is related to the analysis
- Structural biologyStudy of molecular structures in biology
- Structural colorationColour in living creatures caused by interference effects
- Structural genomicsStudy of the structure of every protein in a genome
- Structural motifIn a chain-like biological molecule, such as a protein or nucleic acid, a structural motif
- Structural supportPart of a structure that provides stiffness and strength
- Structural variationIndividual differences in genomic DNA
- Structural variation in the human genomeGenomic alterations, varying between individuals
- Structures built by animalsStructures built by non-human animals, often called animal architecture, are common in man
- Struggle for existenceCompetition for resources needed to live
- Stuart NewmanAmerican biologist
- Study of animal locomotionThe study of animal locomotion is a branch of biology that investigates and quantifies how
- StylonychiaGenus of single-celled organisms
- Subculture (biology)Concept in cell biology or microbiology
- Subdermal implantA subdermal implant is a body modification placed under the skin, allowing the body to hea
- SuberinHydrophobic lipid polyester in plant cell walls
- Subscript and superscriptCharacter set slightly below and above the normal line of type, respectively
- SubspeciesTaxonomic rank subordinate to species
- Substantial equivalenceFood safety testing method
- Substrate (biology)Surface on which a plant or animal lives
- SucraseSucrases are digestive enzymes that catalyze the hydrolysis of sucrose to its component mo
- SucroseDisaccharide made of glucose and fructose
- Suicide geneGene that will cause a cell to kill itself through apoptosis
- Sulfate-methane transition zoneThe sulfate-methane transition zone (SMTZ) is a zone in oceans, lakes, and rivers typicall
- Sulfate-reducing microorganismMicroorganisms that "breathe" sulfates
- SulfurimonasGenus of bacteria
- Summation theorems (biochemistry)In metabolic control analysis, a variety of theorems have been discovered and discussed in
- Suniti SolomonIndian physician
- Super-enhancerRegion of a genome which regulates expression of genes related to cell identity
- Super-resolution optical fluctuation imagingSuper-resolution optical fluctuation imaging (SOFI) is a post-processing method for the ca
- Superficial external pudendal arteryThe superficial external pudendal artery (superficial external pudic artery) is one of the
- Supernumerary body partSupernumerary body parts are most commonly a congenital disorder involving the growth of a
- SuperorganismGroup of synergistic organisms
- Surface-area-to-volume ratioSurface area per unit volume
- Surgical neck of the humerusThe surgical neck of the humerus is a bony constriction at the proximal end of shaft of hu
- Surname DNA projectA surname DNA project is a genetic genealogy project which uses genealogical DNA tests to
- SurvivabilitySurvivability is the ability to remain alive or continue to exist. The term has more speci
- Survival of the fittestPhrase to describe the mechanism of natural selection
- SurvivinMammalian protein
- Suspensory muscle of duodenumThe suspensory muscle of duodenum (also known as suspensory ligament of duodenum, Treitz's
- Sustainability strategiesMechanisms to foster sustainability
- Susumu OhnoSusumu Ohno (大野 乾, Ōno Susumu, February 1, 1928 – January 13, 2000) was a Japanese-America
- SV40Species of virus
- SV40 large T antigenSV40 large T antigen (Simian Vacuolating Virus 40 TAg) is a hexamer protein that is a domi
- Svalbard Global Seed VaultGlobally accessible seed bank on Spitsbergen, Svalbard, Norway
- SvedbergNon-SI unit for sedimentation coefficients
- Swarm behaviourCollective behaviour of entities that swarm
- Swarming motilitySwarm behaviour in bacteria
- Sweat glandSmall sweat-producing tubular skin structures
- SweetnessBasic taste
- SWI/SNFIn molecular biology, SWI/SNF (SWItch/Sucrose Non-Fermentable), is a subfamily of ATP-depe
- Symmetry in biologyGeometric symmetry in living beings
- Sympathetic nervous systemPart of the autonomic nervous system that stimulates fight-or-flight responses
- Sympatric speciationEvolution of a new species from an ancestor in the same location
- SymphysisA symphysis (, pl.: symphyses) is a fibrocartilaginous fusion between two bones. It is a t
- SynapseStructure connecting neurons in the nervous system
- SynapsisBiological phenomenon in meiosis
- Synaptonemal complexProtein structure
- Synchronous cultureA synchronous or synchronized culture is a microbiological culture or a cell culture that
- Synchytrium endobioticumSynchytrium endobioticum is a chytrid fungus that causes the potato wart disease, or black
- SyncytiumType of multinucleate cell
- SynechococcusGenus of bacteria
- Synechocystis sp. PCC 6803Species of bacterium
- SynergistotaPhylum of bacteria
- SynesthesiaNeurological condition involving the crossing of senses
- Synoeca surinamaSynoeca surinama is a Neotropical swarm-founding wasp of the tribe Epiponini. It is known
- Synonym (taxonomy)Scientific name that also applies to a taxon
- Synonymous substitutionForm of evolutionary mutation
- SyntenyCo-localization of genetic loci on a chromosome, or the conservation of gene order
- Synthetic biological circuitSynthetic biological circuits are an application of synthetic biology where biological par
- Synthetic genomesSynthetic genome is a synthetically built genome whose formation involves either genetic m
- Synthetic immunologySynthetic immunology is the rational design and construction of synthetic systems that per
- Synthetic virologyBranch of virology
- SyntrophyCooperation between microbial species to digest a substrate
- Systema NaturaeMajor work by botanist Carolus Linnaeus
- SystematicsBranch of biology
- Systems biologyComputational and mathematical modeling of complex biological systems
