Answer:
because they contain alternate forms called alleles
Explanation:
Answer:
The answer is: All of the cells of the sea star have the same exact DNA (I think)
Explanation:
Ozone depletion would cause more UV rays to pass through so your answer would be B)
Pollution causes B)
B looks like the best to me
Answer: because mammals have more complex biological structures; limb regeneration would require sophisticated controls to ensure that limbs and organs don’t grow out of control.
Explanation: