Answer:
Photosynthesis is important to living organisms because it is the number one source of oxygen in the atmosphere. Without photosynthesis, the carbon cycle could not occur, oxygen-requiring life would not survive and plants would die.
... The importance of photosynthesis in our life is the oxygen it produces.
D.)Copper is not a fossil fuel.
The answer to this question would be: <span>Increased sensitivity of the renin--angiotensin--aldosterone system
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In geriatric patient, some factor that can be found could be stiffering/sclerosis of the arteries, increased resistance of the peripheral vascular, and decreased renal blood flow. Atherosclerosis that happens in the body can stiffen and decrease the diameter of blood vessel, increasing its resistance. It also reduce blood flow.
Answer:
Any given experiment has numerous control variables, and it's important for a scientist to try to hold all variables constant except for the independent variable. If a control variable changes during an experiment, it may invalidate the correlation between the dependent and independent variables.
Explanation:
Hormones
Cell receptors
Glands
Hope this helps, mate! Good luck. :)