The karyotype for Klinefelter syndrome is __________.
A) XO
B) XXX
C) XXY
D) XYY
Answer: C) XXY
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The electron transport system:
A. both a and d are correct B. utilizes the nuclear membrane of eukaryotes C. utilizes the mitochondrial membrane of prokaryotes D. generates a concentration gradient of protons E. requires a membrane
Isomerization of glucose 1-phosphate to glucose 6-phosphate is energetically favorable. At 37°C, ?G° = –1.42 log10K. What is the equilibrium constant for this reaction if ?G° = –1.74 kcal/mole at 37°C?
(a) 16.98 (b) 0.09 (c) –0.09 (d) 0.39
True or False: K-strategists tend to inhabit "unpredictable" environments and also have population densities near the carrying capacity of an environment
A. true B. false
An individual who is attracted to light is exhibiting
a. negative phototaxis. b. positive phototaxis. c. negative thigmotaxis. d. positive thigmotaxis.