The first one cause many different animals can be vertebrates
B. pancreas i’m a diabetic myself and i have experienced all of this stuff it’s terrible.
Answer:DNA is the hereditary molecule that determines hair color in humans, However, the DNA molecule itself is colorless
Explanation:
Answer:
Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population.
