[Photosynthesis]

The Chloroplast

Chloroplast: Site of photosynthesis in plant cells.

Thylakoids: Disk shaped membranes containing photosynthetic pigments. Site of light reactions where ATP and oxygen is made.

Grana: Stacks of thylakoids.

Stroma: Clear fluid filled space surrounding grana. Site of dark reactions where sugar is made.


[Properties of Light]

Slichter