Which of these statements is true?
a. Plasma membranes can rupture if the cell absorbs too much water or is compressed.
b. Proteins and carbohydrates embedded in the plasma membrane cannot shift positions.
c. Plasma membranes containing saturated fatty acids are more resistant to freezing.
d. Carbohydrates represent the largest portion of the plasma membrane by volume.
a. Plasma membranes can rupture if the cell absorbs too much water or is compressed.
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During a murder investigation in your hometown, the crime scene investigation unit has discovered blowfly maggots developing on the body
As an amateur detective, you arrive on the scene just in time to explain to the investigators how the flies are serving as decomposers and carnivores at the same time. How is this possible?
Consider the following food chain: hawk - rabbit - clover. Each species will contain a different amount of calories in its body (clover: 10 calories, rabbit: 500, and hawk: 1200). Each species has a different daily caloric requirement (clover: sunlight, rabbit: 100 calories, hawk: 300). How many rabbits, per day, does it take to support the hawk?
A. about 1/2 a rabbit B. approximately 6 C. 2 whole rabbits D. 12 rabbits
Postmaterialist values are:
A) broad preferences concerning appropriate courses of action or outcomes. B) part of a core value dimension in the modernization process. C) values based on assumptions of security and affluence. D) used to describe the economic and cultural state or condition of society.
How many ATP and NADH molecules are produced from each molecule of glucose in the citric acid cycle only?
A. 0 ATP, 6 NADH B. 1 ATP, 2 NADH C. 4 ATP, 2 NADH D. 3 ATP, 4 NADH E. 2 ATP, 6 NADH