# molecular biology

> English word · Noun

## Definitions
1. The branch of biology that studies the macromolecules of life, such as proteins, lipoproteins and nucleic acids.
2. The branch of biology that studies the manipulation of genetic sequence of DNA.
3. The technology of gene manipulation.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/molecular-biology