The science concerned with all forms of living things.
The study of living organisms, i.e. plants, animals, and microorganisms, including their structure and working and their relationships with one another and with the inanimate world.
Science of life and living things, including the study of microorganisms (microbiology), plants (botany) and animals (zoology).
The science of life and living things.
Biology is the scientific discipline that encompasses the study of all living organisms, ranging from animals and plants to microorganisms. It entails the examination of the structure and functions of living organisms, as well as their interrelationships with other organisms and their interactions with the environment.