It’s a diagram of a food web
Primary active transport uses phosphate from the breakdown of ATP
The real difference between a cotyledon and the true leaves of flowering plants is the fact that a cotyledon is a kind of seed that is being produced by all plants for reproduction while the true leaves of flowering plants are parts of photosynthesis.
Answer: I don't know if this is right but I think it is
b. at the organ level
Explanation: