Why does the pancreas secrete bicarbonate?
a. to digest proteins
b. to digest carbohydrates
c. to digest lipids
d. to digest nucleic acids
e. to adjust the pH of the duodenum
E
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Which of the following statements is true of Q fever?
A) For many years its cause was questionable B) It was first described in 1976 during an outbreak in Quincy, Massachusetts C) Researchers found it could be effectively treated with quinine D) The sharp spikes of fever on patients' temperature charts resemble porcupine quills
How are lipids different from other categories of biological molecules?
A. They are not organic. B. They will not combine with water. C. They do not have carbon. D. They are much more complex. E. They are not seen in all living things.
Translation occurs in _____.
A) the nucleus B) a DNA molecule C) a ribosome D) a tRNA molecule
Photosynthetic organisms serve as the base for most food chains in the biosphere.
Answer the following statement true (T) or false (F)