Plastids

Definition

Plastids are major double-membrane organelles found within the cells of plants and algae. They are responsible for manufacturing and storing food including sugars created during photosynthesis (chloroplasts).

Related terms

Chloroplasts:

A type of plastid that contains chlorophyll and is where photosynthesis takes place.

Leucoplasts: A type of plastid that stores starches or oils.

Chromoplasts: A type of plastid responsible for pigment synthesis and storage in specific photosynthetic eukaryotic organisms.