Which feature of mollusks is a rasping tongue-like organ?
A. cheliped
B. pedipalp
C. gills
D. mantle
E. radula
Answer: E
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Which of the following is an example of anabolism?
A. Production of acids B. Combining glucose molecules to form glycogen C. Hydrolysis of starch D. Breaking down glucose into two molecules of pyruvate E. Shivering to generate heat
Name each of the three polypeptides of troponin chains and identify what each binds to
________ binds to ________ ________ binds to ________ ________ binds to ________ Fill in the blank with correct word.
Which sugar is not readily made from formaldehyde in experiments simulating conditions on primitive Earth?
A. ribose B. glucose C. fructose D. deoxyribose
Which of the following terms refers to a bacterium moving towards a light source?
a. Negative phototaxis b. Negative chemotaxis c. Positive chemotaxis d. Positive phototaxis