In which of these organisms would their
neutral mutations be most similar to humans?
a. birds
b. turtles
c. horses
d. pigs
e. monkeys
E
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Some animals are capable of lowering their metabolism and drastically reducing activity as a survival method during the day to avoid heat or to survive the cold in the winter. What is this process called?
a. holometabolism b. vigor c. torpor d. lassitude
The existence of of a particular locus can only be inferred if there are no allelic variants at that locus
__________________ Indicate whether the statement is true or false.
A scientist discovers a DNA-based test for the allele of a particular gene. This and only this allele, if homozygous, produces an effect that results in death at or about the time of birth. Of the following, which is the best use of this discovery?
A) To screen all newborns of an at-risk population B) To design a test for identifying heterozygous carriers of the allele C) To introduce a normal allele into deficient newborns D) To follow the segregation of the allele during meiosis E) To test school-age children for the disorder
Export of flagellin subunits is mediated by ________.
A. an apparatus in the basal body of the flagellum that is related to the type III secretion pathway B. an apparatus in the basal body of the flagellum that is related to the type II secretion pathway C. the type I secretion pathway D. None of the choices are correct.