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molecular biology

noun

  1. the branch of biology that deals with the nature of biological phenomena at the molecular level through the study of DNA and RNA, proteins, and other macromolecules involved in genetic information and cell function, characteristically making use of advanced tools and techniques of separation, manipulation, imaging, and analysis.

molecular biology

noun

  1. the study of biological phenomena at the molecular level

molecular biology

/ mə-lĕk′yə-lər /

  1. The branch of biology that deals with the formation, structure, and function of macromolecules essential to life, such as nucleic acids and proteins, including their roles in cell replication and the transmission of genetic information.

molecular biology

  1. The branch of science devoted to studies of the structure, function, and reactions of DNA , RNA , proteins , and other molecules involved in the life processes.

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Word History and Origins

Origin of molecular biology1

First recorded in 1935–40

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Example Sentences

“The method combines technologies that have been developed over the last 30 or so years of molecular biology,” Tabor explains.

Molecular biology places the distinction between hominids and chimpanzees at four million years ago.

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