Question 1

which statement best describes evolution?

species have changed over time.

traits acquired during a lifetime are passed to offspring.

earth’s organisms have not changed over time.

all of earth’s organisms were formed at the same time.

Cattle with brown fur and cattle with white fur will produce a reddish roan calf . when examined closely, the calf show about an even number of brown hairs and white hairs that give a reddish appearance when viewed from far away. the fact that both the brown fur allele and the white fur allele are expressed equally in the offspring is an example of

Both male and female gametes are created during the process of meiosis. the formation of male gametes is called spermatogenesis. after telophase il of spermatogenesis, there would be are all genetically male gametes created that

What is used as a template during replication? a- mrna b- trna c- rrna d- dna