Malaria is a diseases that affects animals, and humans. Malaria is causes by a parasitic. Which means the answer would have to be option D "a parasitic rickettsia." Malaria symptoms are: fever, tiredness, vomiting, and headaches. Malaria is a very common disease by a single cell micro organism.
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Answer:
The axons that innervate smooth muscle fibers do not have typical branching end feet of the type in the motor end plate on skeletal muscle fibers. ... In the varicosities are vesi-cles similar to those in the skeletal muscle end plate that contain transmitter substance
Answer:
Messenger RNA (mRNA), molecule in cells that carries codes from the DNA in the nucleus to the sites of protein synthesis in the cytoplasm (the ribosomes).