4. Photosynthesis produces the we breathe. All humans and
animals depend on it.
5. Photosynthesis is a
that plants do to transform
energy into
energy they can use.
6. To catch this
energy, plants
function as big
surfaces where sunlight photons are catched.
7. In plants, the cells of their leaves and stem have structures called
where photosynthesis is performed with the
of the photons they catch.