During acclimatization over a few days to weeks, the body produces more red blood cells to counteract the lower oxygen saturation in blood in high altitudes. Full adaptation to high altitude is achieved when the increase of red blood cells reaches a plateau and stops.Heart rate is controlled by the two branches of the autonomic (involuntary) nervous system. The sympathetic nervous system (SNS) and the parasympathetic nervous system (PNS). ... At the beginning of exercise, your body removes the parasympathetic stimulation, which enables the heart rate to gradually increase.
D)all of them
Explanation:
microbes for absorption of nutrients. a patient with celiac disease lacks the cilia necessary to absorb nutrients, located in the small intestine; resulting in starvation, vomiting,weight loss..until death, usually by the age of 30 or b4.
Answer:
Energy that comes from a natural "renewable" source or processes that are constantly replenished
Explanation:
Examples could be solar energy, wind energy and hydro energy. Each come from a natural resource.
The answer is gametes, or sex cells.