Since the allele for colorblindness is located on the X chromosome, colorblindness
A.) cannot be inherited.
B.) occurs only in females.
c.) is sex-linked.
d.) occurs only in adults.
Answer: c.) is sex-linked.
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Which one of the following is the least likely reason that bipedalism evolved in hominoids?
A. requires less energy than walking with all four legs B. frees the hands for tool-making C. frees the hands for carrying food to be shared with others D. allows better surveillance for predators E. increases access to food resources
Who invented DNA profiling?
A) Godfrey Hardy B) William Weinberg C) Sir Alec Jeffreys D) Linus Pauling
Economy-class syndrome is a condition that develops after long plane rides in which individuals are seated in a cramped position with little leg room
Based on your knowledge of the cardiovascular system, which consequence might result from this syndrome? A) increased risk for heart attack B) increased risk for thrombosis C) increased risk for developing hypertension D) increased risk for swelling in the brain
Which of the following supposedly speeds the removal of lactic acid from contracting muscles?
What will be an ideal response?