Answer: It’s definitely not D. I’m thinking A or C
Explanation:
Because survival of the fittest mean that the ones that aren’t the best will die basically. So that why it’s not D
The answer you are looking for is called Serotonin. Please put this as the brainiest answer thank you and hope this helped.
Mitosis should be the answer. if not that, then cell division. hope this helps :3
Answer:
The marine clamworm, Nereis, is carnivorous therefore its digestive system differs from that of the herbivorous earthworm, Lumbricus. The mouth and jaws are retractable (Figure 8, 9). If the jaws are retracted, cut along the midline of the pharynx and pull the jaws out with a pair of forceps.
Explanation:
hope it helps:>
It helps in digestion of food
