Which substance gives red blood cells their colour?
A) Oxygen
B) Carbon dioxide
C) Hemoglobin
D) Plasma
Correct Answer:
Verified
Q15: What is the waxy substance secreted by
Q16: Which structure carries messages to the brain?
A)The
Q17: Inherited traits are controlled by which of
Q18: Which of the following are voluntary muscles?
A)Arm
Q19: Which of the following is the muscular
Q21: Which of the following is not a
Q22: Maggie has low levels of thyroid hormone.She
Q23: Where is chyme produced?
A)Stomach
B)Small intestine
C)Pancreas
D)Large intestine
Q24: Each lung is covered by a two-layered
Q25: Where in the body is oxygen and
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