Biology Flashcards

Front

Atom

Back

The basic unit of a chemical element.

Front

Molecule

Back

A group of atoms bonded together.

Front

Cell

Back

The smallest structural and functional unit of an organism.

Front

Tissue

Back

A group of cells that perform a similar function.

Front

Biosphere

Back

The global ecological system integrating all living beings and their relationships.

Front

Observation

Back

The action or process of observing something or someone carefully in order to gain information.

Front

Niche

Back

The role or function of an organism or species within an ecosystem.

Front

Trait

Back

A characteristic or feature of an organism.

Front

Chromosome

Back

A structure of nucleic acids and protein found in the nucleus of most living cells.

Front

Adenine

Back

A nucleobase that pairs with thymine in DNA.