D) Stem cells are usually harvested from embryos.
the killer whales would die of starvation as they would have no source of food, and the cod would become overpopulated. The krill would be scarce, and the algae would over grow.
I hope this helps
I think the answer is chemosynthesis because deep ocean vents don't get sunlight.
The answer is b) DNA to RNA to proteins
The type of digestion that involves the actual breaking apart and chewing of food is called MECHANICAL DIGESTION. Mechanical digestion increases the surface areas of the food which makes the food easier to digest. Examples of mechanical digestion are mastication and peristalsis.