If 2 chromosomes code for the same traits, but have different versions of the trait, which of the following would best describe them? sister chromatids homologous chromosomes friend chromosomes any of the above(i think this one)

How had the study of mitosis affected scientists knowledge of cancer

92 sathe best for the question 11. most animals and plants reproduce sexually. this means that dna is passed down to new organisms from two parental organisms. which of the following is a key advantage of sexual reproduction?

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.