Glossary of terms used on this site
Glossary of biology.
Glossaries
Term | Main definition |
---|---|
heterogeneity |
Glossaries - Biology glossary
number of ecological niches |
heterospecifics |
Glossaries - Biology glossary
individuals that are members of different species |
heterosporous |
Glossaries - Biology glossary
produces two types of spores |
heterothallic |
Glossaries - Biology glossary
describes when only one mating type is present in an individual mycelium |
heterotroph |
Glossaries - Biology glossary
organism that consumes organic substances or other organisms for food |
heterozygous |
Glossaries - Biology glossary
having two different alleles for a given gene on the homologous chromosome |
hibernation |
Glossaries - Biology glossary
torpor over a long period of time, such as a winter |
hilum |
Glossaries - Biology glossary
region in the renal pelvis where blood vessels, nerves, and ureters bunch before entering or exiting the kidney |
hinge joint |
Glossaries - Biology glossary
slightly rounded end of one bone fits into the slightly hollow end of the other bone |
hippocampus |
Glossaries - Biology glossary
brain structure in the temporal lobe involved in processing memories |
histone acetylation |
Glossaries - Biology glossary
epigenetic modification that leads to gene silencing; a process involving adding or removing an acetyl functional group |
holistic ecosystem model |
Glossaries - Biology glossary
study that attempts to quantify the composition, interactions, and dynamics of entire ecosystems; often limited by economic and logistical difficulties, depending on the ecosystem |
holoblastic |
Glossaries - Biology glossary
|
holoenzyme |
Glossaries - Biology glossary
prokaryotic RNA polymerase consisting of α, α, β, β', and σ; this complex is responsible for transcription initiation |
homeostasis |
Glossaries - Biology glossary
ability of an organism to maintain constant internal conditions |