Which of the following types of cells do not reproduce, and if damaged by injury or disease, are lost forever? answers: skin cells. red blood cells. muscle cells. brain cells.

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?

In general, are there any major differences that you can see? explain