You wish to create a mutation in which you prevent access of RNA polymerase to the gene. Which region of a gene would you target?
A) coding region
B) start codon
C) promoter sequence
D) terminator sequence
E) stop codon
C
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What form of cladogenesis occurs due to geographic separation of a population?
A. Parapatric speciation B. Allopatric speciation C. Sympatric speciation
Two probes, A and B, hybridize very near each other in a region of DNA that contains RFLPs when digested with HindIII
The four maps show the location and intervening distances of the HindIII restriction sites and the binding locations of probes A and B. The maps show alleles H1-H4 present in a population. What band(s) is/are seen in Southern blot analysis of a H2H3 heterozygote using probe B? A) 3 kb and 5 kb B) 3 kb and 8 kb C) 3kb, 2kb, and 8 kb D) 5 kb and 8 kb E) 2 kb, 3 kb, and 5 kb
What is a polypeptide?
A. polymers of amino acids B. always composed of carbon rings C. a main component of cellular membranes D. hydrophilic E. made from glycerol and fatty acids
Breathing is regulated by ________
A) the diaphragm and chest muscles B) the spinal cord C) the circulatory system D) control centers in the brain stem