Biology glossary

Glossary of biology.

Search for glossary terms (regular expression allowed)

Glossaries

Term Main definition
adaptive radiation
Glossaries - Biology glossary

rapid branching through speciation of a phylogenetic tree into many closely related species

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alpha-helix structure
Glossaries - Biology glossary

 type of secondary structure of proteins formed by folding of the polypeptide into a helix shape with hydrogen bonds stabilizing the structure

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Synonyms - α-helix
amino acid
Glossaries - Biology glossary

monomer of a protein; has a central carbon or alpha carbon to which an amino group, a carboxyl group, a hydrogen, and an R group or side chain is attached; the R group is different for the most common 20 amino acids.

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anaphase
Glossaries - Biology glossary

stage of mitosis during which sister chromatids are separated from each other

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beta-pleated sheet
Glossaries - Biology glossary

secondary structure found in proteins in which “pleats” are formed by hydrogen bonding between atoms on the backbone of the polypeptide chain.

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Synonyms - β-pleated
binary fission
Glossaries - Biology glossary
prokaryotic cell division process
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biodiversity hotspot
Glossaries - Biology glossary

concept originated by Norman Myers to describe a geographical region with a large number of endemic species and a large percentage of degraded habitat

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biological macromolecule
Glossaries - Biology glossary

large molecule necessary for life that is built from smaller organic molecules.

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bush meat
Glossaries - Biology glossary

wild-caught animal used as food (typically mammals, birds, and reptiles); usually referring to hunting in the tropics of sub-Saharan Africa, Asia, and the Americas

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carbohydrate
Glossaries - Biology glossary

biological macromolecule in which the ratio of carbon to hydrogen and to oxygen is 1:2:1; carbohydrates serve as energy sources and structural support in cells and form the a cellular exoskeleton of arthropods.

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cell cycle
Glossaries - Biology glossary

ordered series of events involving cell growth and cell division that produces two new daughter cells

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cell cycle checkpoint
Glossaries - Biology glossary

mechanism that monitors the preparedness of a eukaryotic cell to advance through the various cell cycle stages

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cellulose
Glossaries - Biology glossary

polysaccharide that makes up the cell wall of plants; provides structural support to the cell.

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chaperone
Glossaries - Biology glossary

protein that helps nascent protein in the folding process.

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Synonyms - chaperonin
chemical diversity
Glossaries - Biology glossary

variety of metabolic compounds in an ecosystem

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