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.

Word History and Origins

Origin of molecular biology¹

First recorded in 1935–40

Example Sentences

"Our findings fit nicely with the molecular biology of FMRP, and also open the door to future insights into what is going wrong in Fragile X," Darnell says.

From Science Daily

Holland was a student at USC, already with a bachelor’s in biology and a master’s in molecular biology to his name, and was working on his PhD.

From Los Angeles Times

In molecular biology, the most effective approach to achieve this is by reducing the molecule of interest and observing its subsequent effects.

From Science Daily

In the present work the researchers use theoretical predictions and molecular biology experiments to show that many chromatin-binding proteins bind to RNA G-quadruplexes.

From Science Daily

Thanks to the marvels of modern molecular biology, it’s now well described, and the available medicines cure almost every patient who takes them.

From Los Angeles Times