The answer ur looking for is Complementary
Answer:
phylum Echinodermata
Sand dollar. Sand dollar, any of the invertebrate marine animals of the order Clypeastroida (class Echinoidea, phylum Echinodermata) that has a flat, disk-shaped body. They are close relatives of sea urchins and heart urchins. The sand dollar is particularly well adapted for burrowing in sandy substrates.
Explanation:
Answer:
DNA?
I'm guessing the boys who look the same are twins, since there's no photo of them..
Hope this helps
A b or d that’s the answer i think idek
I think the answer to this question is C. <span>phagocytes engulf and destroy pathogens </span>