One of the unexpected findings to occur in comparing mouse and human genomes is
A. that "junk" DNA may be more functional than we assumed.
B. how similar some gene families are to their original transposons.
C. how incredibly different they are.
D. that there is far more "junk" DNA than we ever thought.
Answer: A
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What is required if a researcher wants to analyze homologous genes in different species?
A. relatively short DNA sequences B. relatively short RNA sequences C. relatively long DNA sequences D. relatively short polypeptide sequences E. relative differences in the species’ metabolisms.
Inversions suppress crossing over by providing a chemical imbalance because of breakpoints within certain genes
Indicate whether the statement is true or false
The intermediate host for a blood fluke is a:
a. human. b. cow. c. dog. d. cat.
e. snail.To say that an enzyme has been denatured means that
A) the enzyme is working at an optimal temperature. B) an inhibitor has bound the enzyme at the active site. C) the enzyme is working at its maximal rate. D) its three-dimensional structure has changed and the enzyme can no longer function properly.