A) agonist is the correct answer
Answer:
the organisms alive today evolved from organisms that previously lived on Earth.
Explanation:
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This observation can be explained by the theory of endosymbiosis. From what scientists have discovered, it can be explained that the double membrane of both chloroplast and mitochondria are as a result of them been subjected to phagocytosis but they were not digested. Their DNA suggest that they were once free living prokaryotes. This agree with the endosymbiosis theory which states that eukaryotic cell organelles developed from prokaryotic cells.
Answer:
splitting water into hydrogen and oxygen
Explanation:
because
The Nervous System is the power source of your body. Using electrical impulses, your nervous system helps control your muscle movements. The two main functions are the Sensory(afferent) division- which brings information to your brain. Then your Motor(efferent) division- which sends signals out.