Tissue
Chemical
Organ
Discipline
Research
Field
Biology
A group of connected cells in an animal or plant that are similar to each other, have the same purpose, and form the stated part of the animal or plant.
A particular area of study, especially a subject studied at a college or university.
A detailed study of a subject, especially in order to discover (new) information or reach a (new) understanding.
A place where you are working or studying in real situations, rather than from an office, laboratory, etc.
The scientific study of the natural processes of living things.
Any basic substance that is used in or produced by a reaction involving changes to atoms or molecules.
A part of the body of an animal or plant that performs a particular job.