Answer:
heart blood vessels and blood
Answer:
the third option, commensalism
Explanation:
The answer is <span>D) The atmosphere has no significant role in the phosphorus cycle, but is an essential part of the sulfur cycle.
</span>
<span>Phosphorus is not abundant in the atmosphere. It comes mostly from the land and ocean. Phosphorus cycle through the lithosphere, hydrosphere, and biosphere, but not the atmosphere. The reason for this is that phosphorus cannot be found in the gas state, unlike the sulfur. On the other hand, sulfur cycle partially occurs in the atmosphere.</span>
Answer:When the energy from the Sun hits a chloroplast and the chlorophyll molecules, light energy is converted into the chemical energy. Plants use water, carbon dioxide, and sunlight to make sugar and oxygen.
Explanation:
It is called peristalsis movement.
