EXAM I (QUIZ QUESTIONS) WITH
100% CORRECT ANSWERS 2025
True or False? Pharmacogenomics is the study of individual
genetic differences in order to be able to make better choices
about medications for a given patient. correct answers >>
False
All of the following are TRUE about the PTC taste test conducted
in class EXCEPT:
The ability to taste bitterness is inherited.
The ability to taste bitterness is the genotype.
The ability to taste bitterness is related to having one of 2 alleles.
The ability to taste bitterness is the phenotype. correct
answers >> The ability to taste bitterness is the genotype
True or False? A haplotype is a combination of SNPs (for different
genes) that are located closely together on the same
chromosome and tend to be inherited together. correct
answers >> True
True or False? A codon is a section of DNA or RNA that is 3
nucleotide pairs in length that codes for a single amino acid.
correct answers >> True
, True or False? Exons are the parts of the gene sequence that are
not expressed in the protein. correct answers >> False
True or False? Phenotype is the physiological traits of an
organism. correct answers >> True
In the example VKORC1 1234 A>G:
VKORC1 1234 G is the wild type.
VKORC1 1234 A is the genetic variant
G is substituted for A.
A is substituted for G. correct answers >> G is substituted for
A.
CYP ABC*3 is found to code for different amino acids as CYP
ABC*1. This is called a:
Nonsynonymous SNP
Asynchronous SNP
Synonymous SNP
Haplotype correct answers >> Nonsynonymous SNP
CYP XYZ is a drug metabolizing enzyme. We know that CYP XYZ*1
results in normal (extensive) metabolic activity, CYP XYZ*2 results
in ultra-rapid metabolic activity, and CYP XYZ*3 results in no
enzyme activity. Which of the following is correct?