Biology glossary
Glossary of biology.
Glossaries
Term | Main definition |
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auxin |
Glossaries - Biology glossary
plant hormone that influences cell elongation (in phototropism), gravitropism, apical dominance, and root growth |
avidity |
Glossaries - Biology glossary
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axial skeleton |
Glossaries - Biology glossary
forms the central axis of the body and includes the bones of the skull, the ossicles of the middle ear, the hyoid bone of the throat, the vertebral column, and the thoracic cage (ribcage) |
axillary bud |
Glossaries - Biology glossary
bud located in the axil: the stem area where the petiole connects to the stem |
axon |
Glossaries - Biology glossary
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axon hillock |
Glossaries - Biology glossary
electrically sensitive structure on the cell body of a neuron that integrates signals from multiple neuronal connections |
axon terminal |
Glossaries - Biology glossary
structure on the end of an axon that can form a synapse with another neuron |
AZT |
Glossaries - Biology glossary
anti-HIV drug that inhibits the viral enzyme reverse transcriptase |
B cell |
Glossaries - Biology glossary
lymphocyte that matures in the bone marrow and differentiates into antibody-secreting plasma cells |
B horizon |
Glossaries - Biology glossary
soil layer that is an accumulation of mostly fine material that has moved downward |
back mutation |
Glossaries - Biology glossary
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bacteriophage |
Glossaries - Biology glossary
virus that infects bacteria |
balanced chemical equation |
Glossaries - Biology glossary
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ball-and-socket joint |
Glossaries - Biology glossary
joint with a rounded, ball-like end of one bone fitting into a cuplike socket of another bone |
barcoding |
Glossaries - Biology glossary
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