In autosomal dominant inheritance, ____
a. the trait often skips generations
b. about one-fourth of the progeny in a pedigree will show the trait
c. two affected individuals may have unaffected children
d. males are more affected than females
e. the aa phenotype will be affected
c
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Treatment of drinking water by UV irradiation is effective at ________, but it does NOT remove ________
A) killing bacteria and eukaryotic pathogens / odor- and taste- altering organic compounds B) killing viruses / bacteria and eukaryotic pathogens C) removing order- and taste- altering organic compounds / viruses D) killing bacteria / viruses and eukaryotic pathogens
____ are good examples of catadromous fishes
a. Lampreys b. Salmon c. Freshwater eels d. Hagfish e. Sea horses
Imagine that you find a fossil skeleton of a Late Devonian vertebrate. Which feature would enable you to conclude that it was fully a tetrapod?
A) a flattened skull with dorsally facing orbits B) the loss of skeletal support for any gills C) the loss of dorsal and anal fins D) well-developed joints between vertebrae, and between vertebrae and the pelvis E) lungs to enable breathing of atmospheric oxygen
According to the _____, modern humans originated in, and migrated out of, East Africa
a. haplotype data of mitochondrial DNA sequences b. haplotype data of Y chromosome sequences c. out-of-Africa model d. multiregional model e. fossil record