Which of the following is a water-soluble vitamin?
A) A B) C C) D D) E E) K
B
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Which of the following air-filled respiratory system structures are common in insects?
a. gills b. tracheal tubes c. lungs d. integumentary surfaces e. air sacs
Aside from HIV infections, the greatest number of global disease-related deaths comes from
a. diarrheas. b. various respiratory infections. c. hepatitis. d. malaria. e. tuberculosis.
The Golgi apparatus has a polarity, or sidedness, to its structure and function. Which of the following statements correctly describes this polarity?
A) Transport vesicles fuse with one side of the Golgi and leave from the opposite side. B) Proteins in the membrane of the Golgi may be sorted and modified as they move from one side of the Golgi to the other. C) Lipids in the membrane of the Golgi may be sorted and modified as they move from one side of the Golgi to the other. D) All of the listed responses correctly describe polarity characteristics of the Golgi function.
When genes are on different chromosomes, what percentage of gametes produced by a double heterozygous individual will be recombinant?
a. 100% b. 75% c. 50% d. 25% e. 0%