Biology

Biology

A natural science concerned with the study of life or living matter in all its forms and phenomena, especially in relation to their origin, growth, reproduction, structure, behaviour and evolution.

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Biology > General biology

precambrian

Biology; General biology

Informal term describing 7/8 of geologic time from the beginning of the earth to the beginning of the Cambrian Period of the Paleozoic Era. During this time the atmosphere and ...

protista

Biology; General biology

The taxonomic Kingdom from which the other three eukaryotic kingdoms (Fungi, Animalia and Plantae) are thought to have evolved. The earliest eukaryotes were single-celled ...

symbiotic relationship

Biology; General biology

Symbiotic relationships include those associations in which one organism lives on another (ectosymbiosis, such as mistletoe), or where one partner lives inside the other ...

vector

Biology; General biology

an organism that does not cause disease itself but which transmits infection by conveying pathogens from one host to another.

phase

Biology; General biology

a characteristic form, appearance, or stage of development that occurs in a cycle or that distinguishes some individuals of a group

life cycle

Biology; General biology

the course of developmental changes through which an organism passes from its inception as a fertilized zygote to the mature state in which another zygote may be produced