<span>The food source of all Amoebas does not remain the same, but the method in which they consume their food does. This is called phagocytosis, which is a digestion method in which they surround the prey and consume it's remains. Amoeba in aquatic environments are known to eat many different types of food, including algae.</span>
Im 98% sure the correcr answer is Oxygen, because atoms are lost to create ATP.
The central nervous system and the peripheral nervous system
One group of reptiles, characterized by the fossil Archaeopteryx, led to the evolution of birds. The correct answer is birds