What biochemical test is used to distinguish between the Enterobacteriaceae and the Pasteurellaceae?
A) lactose fermentation
B) oxidase test
C) motility
D) pigment production
E) Gram stain
B
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What is a difference between human male and female genomes?
a. Males have 46 chromosomes; females have 45. b. Males have 22 pairs of autosomal chromosomes; females have 21 pairs of autosomal chromosomes. c. Males have 23 pairs of chromosomes plus 1 Y chromosome; females have 23 pairs of chromosomes. d. Males have 24 different chromosomes; females have 23 different chromosomes e. Males have an X chromosome; females do not.
Which of the following is FALSE about
Marfan syndrome? a. It results from an autosomal dominant mutation. b. The affected gene produces a defective form of the protein fibrillin. c. Connective tissues are weakened. d. It affects one in ten thousand men and women. e. None of these is false.
Which structure exerts primary control over the concentration of sugar in the blood?
A) liver B) pituitary C) pineal D) pancreas
A scientific name contains the ____ names.
A. genus and specific epithet B. kingdom and species C. order and genus D. phylum and order