Plant Biology

Photosynthetic adaptation in which stomata typically open mainly at night.

A layer of dividing cells that produces new xylem and phloem in woody plants.

The amount of carbon dioxide available in the air for photosynthesis.

A rigid outer layer surrounding plant cells, made mainly of cellulose.

A strong carbohydrate that forms plant cell walls.

Energy stored within the chemical bonds of molecules such as glucose.

The green pigment that absorbs light energy for photosynthesis.

The organelle where photosynthesis takes place.

Yellowing of leaves caused by a lack of chlorophyll.

Attraction between water molecules.