The large crowns of pronghorn molars are an
adaptation to
a. the size of their jaws.
b. the type of food that they eat.
c. the soft texture of their food.
d. the high acid content of their mouths.
e. none of these.
Answer: b
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Humans have a particularly good ability to recognize other individual humans. This ability appears to be mediated by the ____ lobe of the cerebral cortex.
A. frontal B. parietal C. occipital D. temporal E. thalamic
A and B antigens in human blood are produced by the conversion of ________ by the addition of a sugar group
A) anti-A and anti-B antibodies B) the H antigen C) hemoglobin D) ?-N-acetylgalactosamine E) anti-O antibodies
What is the phenotypic ratio of monohybrid cross between two heterozygous parents?
A.) 3:1 B.) 1:2:1 C.) 9:3:3:1 D.) 1:2:2:1
Which of the following is required for transposition?
A) F+ plasmid B) bacteriophage C) insertion sequence D) donor cell E) competence