Circulatory System

Photosynthesis

The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Cellular respiration

The metabolic processes by which cells convert biochemical energy from nutrients into ATP, and release waste products.

Homeostasis

The ability of an organism or environment to maintain stable internal conditions despite external changes.

Mitosis

A type of cell division that results in two daughter cells, each having the same number and kind of chromosomes as the parent nucleus.

Ecosystem

A biological community of interacting organisms and their physical environment.