The hemoglobin gene is the only gene that is under selection for resistance to malaria
A. true
B. false
B
You might also like to view...
Describe endotoxins and exotoxins. What effects do they each have on infected persons? What will be an ideal response?
Of the following, which is the last step in the production of a recombinant DNA plasmid?
A) cloning B) using DNA ligase to join DNA fragments C) cutting the gene of interest into fragments D) allowing the reproduction of the bacterium bearing the recombinant plasmid
What part of the DNA molecule is most exposed to the watery environment in the cell?
A) the flat, tightly stacked plates of the nucleotide bases B) the ionically-charged phosphate groups in the "backbone" C) the deoxyribose sugar alcohol groups in the "backbone" D) the hydrogen-bonding links between nucleotides
What is the distribution of phenotypes from a cross of purple tall pea plants that are heterozygous for flower color and plant height? (Purple is dominant to white; tall is dominant to dwarf.)
A. 27 purple dwarf; 28 purple tall; 31 white dwarf; 29 white tall B. 132 purple tall; 138 white dwarf C. 100% purple tall D. 54 purple tall; 6 white dwarf E. 63 purple tall; 28 purple tall; 27 white dwarf; 7 white dwarf