Which of the following is true of integral membrane proteins?
A) Both the inner and outer surfaces involve primarily hydrophilic groups.
B) Both the inner and outer surfaces involve primarily hydrophobic groups.
C) The outer surface involves primarily hydrophilic groups and most of the hydrophobic groups must turn inward.
D) The outer surface involves primarily hydrophobic groups and most of the hydrophilic groups must turn inward.
D
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Discuss the role of slavery in the Caribbean region.
What will be an ideal response?
The water table is
A. flat like a kitchen table. B. located 100 feet under the ground. C. part of the mantle. D. uneven and generally follows surface contours.
The best method to "waste", or destroy, a narcotic is to:
a. placed it in a medical waste container that is clearly marked b. return it to the pharmaceutical company c. flush it down the toilet only if instructed to do so on the packaging d. do it without any witnesses e. none of the above
Which of the following is not a reason for the energy surplus between the tropics?
A) high insolation B) indirect solar radiation C) consistent daylength D) high angle of incoming insolation E) little seasonal variations