When working out with his wife, Ed has noticed he has to drink much more Gatorade than his wife does following their workouts. What fact could explain this difference in their workout requirements?
A) Females utilize glucose more efficiently than males.
B) Females utilize more fat to produce energy than males.
C) Females effectively increase their glucose metabolism during exercise compared to males.
D) Females store more body sugars than males.
B
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Of the 13 essential vitamins, ____ are water soluble and ____ are fat soluble
a. 3; 10 b. 4; 9 c. 5; 8 d. 9; 4 e. 10; 3
The accompanying figure shows what happens in insect populations when crops are sprayed with insecticides. This is an example of ___
A. founder effect B. genetic drift C. gene flow D. natural selection
Which species originated in Africa around 200,000-100,000 years ago?
a. Homo erectus b. Homo habilis c. Australopithecus afarensis d. Homo floresiensis e. Homo sapiens
Eukaryotic sexual life cycles show tremendous variation. Of the following elements, which do all sexual life cycles have in common?
I. Alternation of generations II. Meiosis III. Fertilization IV. Gametes V. Spores A) I, II, and IV B) II, III, and IV C) II, IV, and V D) I, II, III, IV, and V