Answer:
D. circulatory system
Explanation:
Circulatory system is the method of transport of plants and animals. It gives the plants nutrients and carbon dioxide in every cell and release waste products from their system.
c
I took the test
2 and 3
no explanation please
I think the answer is A. the complementary shapes of an enzyme and a substrate.
I hope this helps! Correct me if I am wrong.
your correct answer would be A
