A coarse-grained rock and a fine-grained rock probably had different

In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.

Climate like that in the sahara desert have the fastest rates of weathering

Which characteristic should describe all evidence collected by a scientist? true obvious objective subjective