What substances are needed to produce red blood cells?

A. Folic acid
B. Iron
C. Vitamin B12
D. All of the choices are correct.


Answer: D

Anatomy & Physiology

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There are about 10 times as many species of anurans as there are species of salamanders. Can you think of a reason why anurans might be a more successful form of amphibian than salamanders are?

What will be an ideal response?

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The abdominal aorta divides at L5 to form the two ________ arteries.

A. superior mesenteric B. inferior mesenteric C. common iliac D. femoral E. renal

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List and briefly discuss advantages or enhancements to metabolism brought about through aerobic exercise.

What will be an ideal response?

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The epiphyseal plate of a growing bone is actually a temporary joint called a ________.

A. syndesmosis B. suture C. synostosis D. synchondrosis E. symphysis

Anatomy & Physiology