Muscle contraction is an example of which of the following types of work?
A) heat
B) mechanical
C) bioluminescent
D) electrical
E) concentration
Answer: B
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Refer to the figure above. In the branched metabolic pathway indicated in the figure above, if enzyme 3 is defective and the amount of each enzyme is constant, you might expect to see an increase in the amount of which intermediate or product?
A) E B) B C) F D) D
Marine organisms contain ____ % water by mass
a. 40-50 b. 50-60 c. 60-70 d. 70-80 e. 80-90
Which of the following metabolic pathways uses ATP and NADPH that formed in the light-dependent reactions of photosynthesis?
A) the Calvin-Benson cycle B) the Krebs cycle C) glycolysis D) aerobic respiration E) the light-dependent reactions
The best light to grow the alga in is ____,
according to the figure. a. blue-violet b. blue-green c. green-yellow d. yellow-orange e. orange-red