HELP ASAP!!! In which two ways do a cell's parts help it make materials that it needs?

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

What causes temperature extremes in the desert

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.