Why did all the offspring plants from round the Plant meeting with wrinkled seed plant have round seeds?

Ecosystems involve living organisms interacting with non-living things in a productive way; how is photosynthesis an example of this? answer, i will give brainiest to first person to get it right.

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol

Ronald wants to see if a new shower cleaner works better in removing soap than his old cleaner. he uses the new cleaner on one half of the shower tiles and his old cleaner on the other half. identify the independent and dependent variables in this experiment. enter your answer in the space provided.