BIOCHEM C785 Final Exam Latest update With Complete Solution
Which mRNA sequence results in a polypeptide that contains three amino acids? -Answer- 5' - CUU GAU ACU UAG - 3'
Which RNA sequence would end in the foll
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BIOCHEM C785 Final Exam Latest update With Complete Solution
Which mRNA sequence results in a polypeptide that contains three amino acids? -Answer- 5' - CUU GAU ACU UAG - 3'
Which RNA sequence would end in the following polypeptide?
Phe-Thr-Val-Stop -Answer- 5' - UUC ACA GUA UAA - 3'
What is the complementary sequence for the following DNA sequence?
5' - GCC ATC TCG AAT - 3' -Answer- 5' - ATT CGA GAT GGC - 3'
Assuming 100% reaction efficiency, how many DNA copies are created after the completion of four complete PCR cycles? -Answer- 16
What is the function of DNA polymerase in the process of PCR? -Answer- It recognizes the primers and uses the available dNTPs to replicate the template DNA sequence.
5' - [...] ATT CGC TAG GGC [...] - 3' − Normal DNA
5' - [...] ATT CGC GAG GGC [...] - 3' − Mutant DNA
Which type of mutation and outcome characterizes the Mutant DNA? -Answer- A missense mutation leading to a longer protein
In sickle-cell disease, the glutamic acid (Glu) at position number seven is mutated to valine (Val).
What change in codons corresponds to this mutation? -Answer- GAA to GTA
What are possible blood types of the parents of a patient with blood type AB? -Answer- A and B
Which pair of chromosomes accurately depicts the genotype of a person with an autosomal recessive mutant HBB allele and sickle cell anemia? -Answer- option 3- 2 mutant genes on chromosome 11
Which pair of chromosomes accurately depicts the genotype of a person with an X-linked recessive mutant ALAS2 allele and sideroblastic anemia? -Answer- option 3, mutated allele
Studies have shown that increased expression of two genes called SIRT1 and SIRT2 is associated with chronic exposure to cocaine and contributes to drug addiction.
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