Photosynthesis is a very important thing in nature that affects everyone. It is important because it provides oxygen which is something we must have to be able to survive. Another reason it is important is because photosynthesis is the ultimate source of energy for all the food that humans require and all is the source of energy for some of the supplies we use in life.
Answer: C consists of a sympathetic and parasympathetic nervous system
With the Autonomic Nervous System (ANS) the bodily actions are done without thinking or being controlled, which occurs with the internal organs such as the heart beating, digestion, sexual arousal, and other functions that can't be controlled.
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Nitrification. The conversion of ammonium to nitrate is performed primarily by soil-living bacteria and other nitrifying bacteria. In the primary stage of nitrification, the oxidation of ammonium ( NH+4) is performed by bacteria such as the Nitrosomonas species, which converts ammonia to nitrites ( NO−2).
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Option 1 would be correct. Allopatric Speciation occurs when new species arise, resulting from the result of geographic isolation.
I do hope this helps. ~Alexa
