What distinguishes the gorillas and chimpanzees from the orangutans and gibbons?
a. They live in the trees.
b. They are larger in size.
c. They nurse their young.
d. They have prehensile tails.
e. They walk on their knuckles
e
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A man and woman are each heterozygous for the autosomal recessive gene for albinism. They already
have two non-albino children and want to have two more. What is the probability that their next two children will be phenotypically identical to each other with regard to skin color (i.e., either both albino or neither albino)?
a. 1/16 b. 3/16 c. 4/16 d. 9/16 e. 10/16
Genetic engineering has produced which of the
following animals? a. goats with heart-healthy milk b. low-fat pigs c. extra hefty sheep d. cows resistant to mad cow disease e. all of these
Why is a woman more likely to experience bladder infections than a man?
A) The urethra and vagina are separate openings into the body. B) The urethra is shorter in a woman than in a man. C) The urethra is longer in a woman than in a man. D) The acidity of the urine makes women more susceptible to infections.
During elongation, which site in the ribosome represents the location where a codon is being read?
A) E site B) P site C) A site D) the small ribosomal subunit