Glossary of terms used on this site
Glossary of biology.
Glossaries
Term | Main definition |
---|---|
stroma |
Glossaries - Biology glossary
fluid-filled space surrounding the grana inside a chloroplast where the light-independent reactions of photosynthesis take place |
stromatolite |
Glossaries - Biology glossary
layered sedimentary structure formed by precipitation of minerals by prokaryotes in microbial mats |
structural isomers |
Glossaries - Biology glossary
molecules that share a chemical formula but differ in the placement of their chemical bonds |
subduction |
Glossaries - Biology glossary
movement of one tectonic plate beneath another |
substituted hydrocarbon |
Glossaries - Biology glossary
hydrocarbon chain or ring containing an atom of another element in place of one of the backbone carbons |
substrate |
Glossaries - Biology glossary
molecule on which the enzyme acts |
substrate-level phosphorylation |
Glossaries - Biology glossary
production of ATP from ADP using the excess energy from a chemical reaction and a phosphate group from a reactant |
sucrase |
Glossaries - Biology glossary
enzyme that breaks down sucrose into glucose and fructose |
sulcus |
Glossaries - Biology glossary
(plural: sulci) indents or “valleys” in the cortex |
sum rule |
Glossaries - Biology glossary
probability of the occurrence of at least one of two mutually exclusive events is the sum of their individual probabilities |
summation |
Glossaries - Biology glossary
process of multiple presynaptic inputs creating EPSPs around the same time for the postsynaptic neuron to be sufficiently depolarized to fire an action potentia |
superior colliculus |
Glossaries - Biology glossary
paired structure in the top of the midbrain, which manages eye movements and auditory integration |
superior vena cava |
Glossaries - Biology glossary
drains blood from the jugular vein that comes from the brain and from the veins that come from the arms |
supination |
Glossaries - Biology glossary
|
suprachiasmatic nucleus |
Glossaries - Biology glossary
cluster of cells in the hypothalamus that plays a role in the circadian cycle |