Answer:
Even though it can be undone, a new product is formed in photosynthesis. So it's a chemical process
Answer:
Lymphatic system
Explanation:
The lymphatic system helps maintain fluid balance in the body by collecting excess fluid and particulate matter from tissues and depositing them in the bloodstream.
Answer:
food molecules become digested once there is a concentration gradient to drive diffusion, the nutrients need a path across the membrane. fats and fat soluble nutrients can move directly across the lipid membrane. water, gasses ane other very small molecules can diffuse through the pores of the cell.