If oxygen was NOT available as the final electron acceptor in the electron transport chain, which cellular respiration product could not be made?
A) acetyl-CoA B) oxaloacetate C) carbon dioxide D) water
Answer: D
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Where on the human body is the hair thick enough to retain heat?
A. Beard B. Axillary region C. Nose D. Pubic region E. Scalp
Leukocytes are the _______ of the formed elements, and leukocytes have ______________
A. largest, no nucleus B. largest, prominent nuclei C. smallest, no nucleus D. smallest, prominent nuclei
In the absence of pulmonary surfactant, smaller alveoli display a larger inward-directed pressure than do larger alveoli
Indicate whether the statement is true or false
The meninx composed of a thin layer of delicate areolar connective tissue that follows every contour of the brain surface is the
A. pia mater. B. arachnoid mater. C. dura mater. D. periosteal layer. E. subdural layer.