Answer:
B
Explanation:
The circulatory system is a network consisting of blood, blood vessels, and the heart. This network supplies tissues in the body with oxygen and other nutrients, transports hormones, and removes unnecessary waste products.
The 3 types of muscle tissue<span> are cardiac, smooth, and skeletal.
Hope this helps. :)
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The answer to question 1 is A.
The answer to question 2 is C.
Over long periods of time, living things have gradually altered as the conditions around them change. A species' strongest traits are passed from one generation to the next. This is what evolution is, the process of gradual change.