The absence of a regulatory protein may inhibit the expression of both alleles of a gene. This sort of mutation is viewed as __________
a. dominant
b. recessive
c. cis-acting
d. trans-acting
Ans: d
Biology & Microbiology
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Hemoglobin transports oxygen in the blood and consists of a chain of 146 amino acids. If amino acids were incorporated into hemoglobin in the same proportions, approximately how many alanine residues would you predict to find in hemoglobin?
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Which microbial group is the easiest to selectively target with antimicrobials?
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