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Browse the glossary using this index

Special | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ALL

C

Chromatin

The complex of DNA and proteins that forms chromosomes in the nucleus.

E

Enhancer

A DNA region that increases the transcription of specific genes.

Epigenetics

The study of changes in gene expression that do not involve changes in the DNA sequence.

G

Gene

A DNA sequence that contains instructions to produce a functional product, usually a protein.

Genome

The complete set of genetic material (DNA) in an organism.

GWAS

Genome-Wide Association Study; identifies genetic variants linked to traits or diseases.

N

Noncoding RNA

RNA molecules that do not code for proteins but have regulatory functions.

P

Promoter

A DNA sequence where transcription of a gene is initiated.

T

Transcription

The process of copying a segment of DNA into RNA.