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TLS Online TPP Program

#Question id: 3673

Which is a characteristic of E. coli DNA polymerases?

#SCPH05 I Biotechnology

  1. Pol I functions as a multimeric protein that participates in DNA repair.

  2. Pol I functions as a core enzyme that clamps around the DNA.

  3. Pol III functions as a holoenzyme that polymerizes DNA with high processivity.

  4. Pol III functions as a single polypeptide chain that can form phosphodiester bonds.

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TLS Online TPP Program

#Question id: 18081

#SCPH01 Biochemistry

The interaction of selection and inbreeding in determining the incidence of autosomal recessive diseases. Consider a gene in which recessive mutations occur at a rate of 10-5. Assume a selective disadvantage S of 0.4 in homozygotes for the recessive allele. What is the frequency of the recessive allele (q). And calculate the incidence of the disease. Assume random mating.
TLS Online TPP Program

#Question id: 425

#I Life Science/ Life Sciences Group – I-V

Which is usually the slowest way to regulate a reaction in a metabolic pathway?
TLS Online TPP Program

#Question id: 364

#SCPH05 I Biotechnology

 A solution contains 0.0000001 (10-7) moles of hydrogen ions [H+] per liter. Which of the following best describes this solution?
TLS Online TPP Program

#Question id: 17205

#SCPH01 Biochemistry

While scanning for similarity in motifs, how regular expressions techniques work?
TLS Online TPP Program

#Question id: 1756

#SCPH05 I Biotechnology

Which of the following is the cytokine that is most involved in the class switch to IgE production?