What is the joining of a sperm and a egg called

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.

What statement about energy is true

The effect of a hormone on a target cell may be decreased by the presence of