Genetics

Genetics

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Genetics

anagensis

Biology; Genetics

Evolutionary change along an unbranching lineage; change without speciation.

ancestor

Biology; Genetics

Any organism, population, or species from which some other organism, population, or species is descended by reproduction.

binomial nomenclature

Biology; Genetics

A method of identifying and naming organisms using two names. The first name is the genus name, and the second is the species name. Names are usually Latin or Greek in origin.

The earliest diverging group within a clade; for instance, to hypothesize that sponges are basal animals is to suggest that the lineage(s) leading to sponges diverged from the lineage that gave rise ...

nanometer

Biology; Genetics

A unit of measure; one millionth (10-9) of a meter.

nucleoid

Biology; Genetics

Region in prokaryotes where the DNA is concentrated. Unlike a nucleus, it is not bound by a membrane.

nuclear membrane

Biology; Genetics

The double membrane which surrounds the eukaryotic nucleus. It has many pores in its surface which regulate the flow of large compounds into and out of the nucleus.