A single molecule of glucose requires _____ "turns" through the citric acid cycle for its chemical energy to be completely harvested

A. 1
B. 2
C. 3
D. 4
E. 5


B

Biology & Microbiology

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Which of the following animals does NOT have electroreceptors?  

A.  bony fish B.  sharks C.  duck-bill platypus D.  skates E.  pit viper snakes

Biology & Microbiology

Bacteriorhodopsin is a light-sensitive pigment

found in ____ archaeans and used to supply energy for ____ production. a. halophilic; ATP b. thermophilic; carbohydrate c. methanogenic; methane d. halophilic; carbohydrate e. thermophilic; ATP

Biology & Microbiology

During his trip on the Beagle, Darwin found that ________.

A. plants and animals living in temperate regions were most similar to each other, regardless of the continent on which they were found B. plants and animals were similar on every continent and in every type of region C. fossils found on a particular continent were clearly not related to the plants and animals living on that continent today D. plants and animals living on a continent seemed more closely related to each other than to plants and animals living in similar regions on other continents

Biology & Microbiology

Bacterial endospores are used for

A) forming biofilms. B) bacterial reproduction. C) keeping the bacteria alive under harsh conditions. D) attracting viruses. E) bioremediation.

Biology & Microbiology