Four of the five vitamins listed below are members
of the B-complex vitamins. Select the exception.
a. ascorbic acid
b. folic acid
c. pantothenic acid
d. riboflavin
e. thiamine
Answer: a
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Air-breathing insects carry out gas exchange _____
A) in their specialized external gills B) in their specialized internal gills C) in the alveoli of their lungs D) across the finest branches of the trachea and cell membranes E) across all parts of their thin cuticular exoskeleton
In green plants, which photosystem absorbs photons to excite electrons in the reaction center?
A. Photosystem I B. Photosystem II C. Photosystem III D. Photosystem I and II E. Photosystem I, II and III
Bacteria that naturally exhibit bioluminescence have been found in which of the following genera?
A. Pseudomonas B. Pasteurella C. Shigella D. Vibrio
Choose the letter of the best match from the following:A. cognitionB. waggle danceC. navigationD. filial imprintingE. fixed action patternInnate motor program.
Fill in the blank(s) with the appropriate word(s).