The cells in the heart need a constant supply of nutrients / oxygen and to get rid of their waste products ans that why it needs its own special circulatory system.

6 0

3 years ago

Jared notices a charge for car ties on last month's checking account statement. However, Jared does not own a car. Which course

user100 [1]

The answer is A i think

7 0

3 years ago

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These types of cells are found in the blood and lymph vessels and aid in gas exchange including 02 and CO2.

harina [27]

Red blood cells (erythrocytes)

4 0

3 years ago

carbohydrates require a prolonged process of digestion in order to be broken down into glucose and help maintain proper blood su

V125BC [204]

I believe the answer would be COMPLEX!!

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3 years ago

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