What type of tissue lines body cavities and covers body surfaces?
A. epithelial tissue
B. connective tissue
C. nervous tissue
D. muscle tissue
Answer: A
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The six carbons that form glucose in your food are effectively lost from the cell as CO2
A. during the Krebs cycle as intermediate molecules are rearranged. B. during the oxidation of pyruvate to acetyl CoA, and in the Krebs cycle. C. as pyruvate is oxidized to form acetyl CoA. D. when the glucose is initially broken apart in glycolysis. E. each time ATP synthase phosphorylates ADP.
The chemical agent/s that produce/s highly reactive hydroxyl-free radicals and also decomposes to O2 gas is ________.
A. iodophors B. hydrogen peroxide C. chlorhexidine D. Cidex E. cationic detergents
Which organ system does NOT play a role in acquiring materials and energy?
A. digestive B. skeletal C. muscular D. cardiovascular
Which of the following is largest?
A) 3.5g B) 3000mg C) 0.003kg D) 30dg