molecular biology
noun
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.
Also called
new biology.
Origin of molecular biology
First recorded in 1935–40
Words nearby molecular biology
mole salamander,
molech,
molecular,
molecular astronomy,
molecular beam,
molecular biology,
molecular clock,
molecular cloud,
molecular disease,
molecular distillation,
molecular film
British Dictionary definitions for molecular biology
molecular biology
noun
the study of biological phenomena at the molecular level
Medical definitions for molecular biology
molecular biology
n.
The branch of biology that deals with the formation, structure, and activity of macromolecules essential to life, such as nucleic acids, and especially with their role in cell replication and the transmission of genetic information.
Scientific definitions for molecular biology
molecular biology
[ mə-lĕk′yə-lər ]
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.