The answer is B because:
Cell walls are made of cellulose and proteins (hence II).
Animal cells don't have cell walls (only cell membrane) but plant cells do so IV
They must be semipermeable since materials for example carbon dioxide and water for photosynthesis have to go into the cell <em>some</em> way.
Answer:
The answer is C. Here is proof. It's correct trust me!!
Explanation:
I believe the answer is respiration
Answer:
C. Large supermarket chains can negotiate prices because they have such a strong presence in the agricultural community. Im sorry no one answers these