It’s A the immune system & lymphatic Hope this helps!
True, our ecosystem is not independent. Everything depends on everything else to survive. :)
Humans have higher brain functions
Answer:
C. It is active transport, and moves against the concentration gradient.
Explanation: Pinocytosis is an active transport in which the molecules move from a low to a more higher concentration gradient. During this process it requires energy to move molecules and the energy used is ATP.
Answer:
Plants extract energy from food molecules the same way animals do — by cellular respiration. When plants do cellular respiration, they produce carbon dioxide and use oxygen just like animals do