The first question is the first option (4 haploid cells; 2 diploid cells).
The second question is the first option also (nitrogen).
If wrong I’m sorry but good luck! Have an amazing day!
Answer:
1. C.) Their cell walls contain chitin
2. C.) Chloroplast
Peristalsis<span> is a radically symmetrical </span><span> contraction and relaxation of muscles</span><span> that propagates in a wave</span><span> down a tube, in an anterograde direction.</span>