The use of a zoo blot to help identify a specific protein-coding gene relies on the fact that
A. DNA fragments shared by many related species are likely to lie in functional exons.
B. functional genes are likely to be found in many copies in a single genome.
C. functional genes shared by many related species are likely to have the same number of exons.
D. functional genes shared by many related species are likely to have introns of similar size.
E. DNA fragments shared by many related species are likely to lie in introns of functional genes.
Which of the following is false about animal mitochondria?
A. Mitochondrial genes are transcribed in the mitochondria.
B. There are many copies of mtDNA in a cell.
C. Mitochondrial mRNAs are translated in the mitochondria.
D. Mitochondria have their own ribosomes.
E. Most mitochondrial proteins are coded by mitochondrial genes.
Recombination between homologous segments on the same chromosome (i.e., linked) would generate
A. a number of tandem duplications.
B. a single displaced duplication.
C. two recombinant sequences, but no duplications or deletions.
D. both a duplication and a deletion.
E. a large deletion.
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