Biology glossary
Glossary of biology.
Glossaries
Term | Main definition |
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tuber |
Glossaries - Biology glossary
modified underground stem adapted for starch storage; has many adventitious buds |
tubular reabsorption |
Glossaries - Biology glossary
reclamation of water and solutes that got filtered out in the glomerulus |
tubular secretion |
Glossaries - Biology glossary
process of secretion of wastes that do not get reabsorbed |
tunicate |
Glossaries - Biology glossary
sessile chordate that is a member of Urochordata |
tympanum |
Glossaries - Biology glossary
(also, tympanic membrane or ear drum) thin diaphragm between the outer and middle ears |
ubiquinone |
Glossaries - Biology glossary
soluble electron transporter in the electron transport chain that connects the first or second complex to the third |
ulna |
Glossaries - Biology glossary
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ultrasound |
Glossaries - Biology glossary
sound frequencies above the human detectable ceiling of approximately 20,000 Hz |
umami |
Glossaries - Biology glossary
one of the five basic tastes, which is described as “savory” and which may be largely the taste of Lglutamate |
unidirectional circulation |
Glossaries - Biology glossary
flow of blood in a single circuit; occurs in fish where the blood flows through the gills, then past the organs and the rest of the body, before returning to the heart |
unified cell theory |
Glossaries - Biology glossary
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uniporter |
Glossaries - Biology glossary
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uniramous |
Glossaries - Biology glossary
referring to one branch per appendage |
unsaturated fatty acid |
Glossaries - Biology glossary
long-chain hydrocarbon that has one or more double bonds in the hydrocarbon chain. |
untranslated region |
Glossaries - Biology glossary
segment of the RNA molecule that is not translated into protein. These regions lie before (upstream or 5') and after (downstream or 3') the protein-coding region |