Answer:
The blood pressure is increased to pump more blood to distribute more oxygen to the muscles
Explanation:
When we do activities that demand heavy exercise like running, our body needs more oxygen to carry out property the exercise. Oxygen is transported to muscles by the circulatory system (principally blood), our heart starts to pump faster the blood ( increase the blood pressure) to distribute the oxygen between muscles, consequently, we start to breathe faster to increase the oxygen intake.
The Chloroplast is responsible for carrying out the process of photosynthesis and producing sugars for the plant cells.
<u>Cellular respiration</u> is the process by which cells in plants and animals break down sugar and turn it into energy, which is then used to perform work at the cellular level.
Explanation: In simpler words, it provides energy for the cell to do basic needs.
Answer:
B) Mercury orbits much closer than Jupiter, so it feels the Sun's gravity more intensely.
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.
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<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>