Lymphocytes produce antibodies - proteins<span> that recognize foreign substances and attach themselves to them.</span>
Answer: A
Why? It doesn’t kill all living animals(might kill some). No acid rain, and may cause extinction of plants but not most plants. So it has to be A
Answer: The each box of punnet square represents the possible outcome of the genotype of the offspring's.
Explanation: In each box there is result of cross between maternal and paternal alleles. It represents the possibility of genotype of offspring's.