<span>C. heart, blood and blood vessels.</span>
The cardiovascular system is also known as the circulatory system.It is made up of the heart, the blood vessels namely arteries, veins and capillaries, and approximately five liters of blood.The circulatory system's major functions are to transport oxygen, hormones, and nutrients to every cell in the body, and to tale away cellular waste products from the cells such as carbon dioxide and bring them to excretory organs where they are expelled out of the body.
Answer:
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Explanation:
Answer:
The fusion event is when the virus membrane and the host cell membrane fuse together allowing a virus to enter. It does this by attachment or adsorption onto a susceptible cell; a cell which holds a receptor that the virus can bind to.
Explanation:
It is paramecia, euglenas, and mold. These are all unicellular, eukaryotic organisms.
