Gregor mendel raised and observed pea plants. in his observations he noticed that some pea plants were tall and some were short. some plants produced round peas and some produces wrinkled peas. mendel noticed that different combinations of these traits occurred in each generation. what is the best explanation for this variation in pea plants? a) pea plants reproduce sexually creating variations. b) pea plants reproduce asexually creating variations. c) pea plants reproduce asexually making genetic copies of the parent plant. d) pea plants reproduce sexually making genetic copies of the parent plants. eliminate