What patterns in a pedigree characterize a trait determined by the mitochondrial genome?
A. All offspring of an affected female show
the trait.
B. Males are never affected.
C. Males never transmit the trait to their
offspring.
D. All offspring of an affected female show
the trait, and males are never affected.
E. All offspring of an affected female show
the trait, and males never transmit the trait to
their offspring.
E
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Indicate whether this statement is true or false.
Which of the following is (are) reasons that the gray
squirrel now outnumbers the British red squirrel by 66:1. a. They actively hunt and kill the red squirrel. b. They are very good at finding the nuts hidden by the red squirrel. c. They carry a virus that kills the red squirrel. d. They outcompete for breeding areas. e. Two of these are correct.
The first stage in the catabolism of glucose is _____.
a) glycolysis b) the TCA (Krebs) cycle c) atp formation d) the electron transport chain
A mutation in a particular bacterial gene prevents the formation of a hairpin loop. This is most likely to affect which part of transcription?
A) This mutation will affect elongation. B) This mutation will affect termination. C) This mutation will affect initiation. D) This mutation will affect initiation, elongation, and termination. E) This mutation will not affect any aspect of transcription in bacteria.