You are correct, it is an embryo. I'm pretty sure the child is called a fetus for the rest of the pregnancy.
Answer:
Starfish preys on animals that have no other natural prey. The starfish consume those species so they are removed from the environment.
The first choice, 'CO2, ATP, NADH, and FADH2,' are the products of the Krebs cycle.
Answer:
D. build them up and breaks them down
hope this will help :)