Glossary of terms used on this site

Glossary of biology.

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Glossaries

Term Main definition
eccrine gland
Glossaries - Biology glossary

sweat gland

Ecdysozoa
Glossaries - Biology glossary

clade of protostomes that exhibit exoskeletal molting (ecdysis)

Echinodermata
Glossaries - Biology glossary

phylum of deuterostomes with spiny skin; exclusively marine organisms

ecological pyramid
Glossaries - Biology glossary

(also, Eltonian pyramid) graphical representation of different trophic levels in an ecosystem based of organism numbers, biomass, or energy content

ecology
Glossaries - Biology glossary

study of interaction between living things and their environment

ecosystem
Glossaries - Biology glossary

all the living things in a particular area together with the abiotic, nonliving parts of that environment

ecosystem
Glossaries - Biology glossary

community of living organisms and their interactions with their abiotic environment

ecosystem diversity
Glossaries - Biology glossary

variety of ecosystems

ecosystem diversity
Glossaries - Biology glossary

variety of ecosystems

ecosystem dynamics
Glossaries - Biology glossary

study of the changes in ecosystem structure caused by changes in the environment or internal forces

ecosystem services
Glossaries - Biology glossary

human benefits and services provided by natural ecosystems

ectomycorrhiza
Glossaries - Biology glossary

mycorrhizal fungi that surround the roots with a mantle and have a Hartig net that extends into the roots between cells

Ectomycorrhizae
Glossaries - Biology glossary

mycorrhizae in which the fungal hyphae do not penetrate the root cells of the plant

ectotherm
Glossaries - Biology glossary

animal incapable of maintaining a relatively constant internal body temperature

Ediacaran period
Glossaries - Biology glossary

geological period (630–542 million years ago) when the oldest definite multicellular organisms with tissues evolved

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