Why would a drug that targets the process of reverse transcription in viruses not be a problem
for humans or other animals?
a. The drug is specific for RNA, and animals have DNA.
b. Reverse transcription does not normally occur in animal cells.
c. Reverse transcription in viruses uses different enzymes compared to the process in animal
cells.
d. The nucleotides in viral RNA contain some different bases and sugars compared to animal
RNA.
B
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Anticoagulants promote the clotting of blood
Indicate whether the statement is true or false.
A new organism was identified that contained arsenic in place of phosphate in its DNA double helix structure. Based upon this information alone, it can be determined that this change will greatly alter the information encoded by this genetic material.
Answer the following statement true (T) or false (F)
How does the presence of allolactose affect the lactose operon? a. Allolactose binds to the repressor, altering its shape so it cannot bind to operators
b. Allolactose binds to the operators so the repressor cannot bind there. c. Allolactose binds to the promoter so RNA polymerase may not bind there. d. Allolactose has a homeodomain that binds to specific base sequences in the first gene, blocking transcription.
Habitat: Human Stomach
What will be an ideal response?