Which polysaccharide is stored as an energy source in the body of animals?
A. chitin
B. glycogen
C. starch
D. cellulose
E. glucose
Answer: B
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The ____ meristems are the source of new cells that allow plants to grow in diameter
Fill in the blank with the appropriate word.
Which of the following is TRUE of the citric acid cycle?
A. It yields most of the NAD+ in cell respiration. B. It produces oxygen. C. It yields ATP, NADH, and FADH2 as energy intermediates. D. It occurs on the inner membrane of the mitochondria. E. It produces ATP as the primary energy intermediate.
Which type of vessel is found in “bed” interlaced within tissues?
a. artery b. arteriole c. capillary d. venule e. vein
What situation causes stress to reefs?
A. A parasitic relationship with dinoflagellates B. Clear waters in which all nutrients have settled C. Decline in fishing operations D. Lowering of sea level due to climate changes E. Pollutants released in coastal waters