Http://www.pbs.org/wgbh/nova/cancer/folkman.html
I believe this website will help :)
Answer:
The reactants are the Products of Photosynthesis which is glucose and oxygen.

Explanation:
<span>Sunlight CO2 and Water
</span>
they are both two types of grasslands
Answer:
Passing through clay beds filters groundwater, purifying out soil, or organic materials, and contaminants to leave behind pure water that fills up aquifers.
Explanation:
I hope this help you .