Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 4045
TLS Online TPP Program

#Question id: 4258

A single base substitution mutation is likely to have a less deleterious effect when the base change exhibits which of the following results?

#Unit 3. Fundamental Processes

  1. a stop codon

  2. a codon that specifies the same amino acid as the original codon

  3. an amino acid substitution that alters the tertiary structure of the protein

  4. an amino acid substitution at the active site of an enzyme

More Questions
TLS Online TPP Program

#Question id: 24467

#Unit 3. Fundamental Processes

The α-amanitin binding site is beneath a “bridge helix” extending across the cleft between the two largest pol II subunits which are
TLS Online TPP Program

#Question id: 24468

#Unit 3. Fundamental Processes

Rpo I has =14 subunits, Rpo II has = 12 subunits, Rpo III has = 17 subunits, respectively but There are five common subunits among all these
TLS Online TPP Program

#Question id: 24469

#Unit 3. Fundamental Processes

Which of the following statement is incorrect 
TLS Online TPP Program

#Question id: 24470

#Unit 3. Fundamental Processes

Two commonly used epitope tags are FLAG, which encodes the amino acid sequence ………..(single-letter amino acid code), and myc, which encodes the sequence……….. Respectively 
TLS Online TPP Program

#Question id: 24471

#Unit 3. Fundamental Processes

Fluorochrome-coupled monoclonal antibodies to the FLAG or myc epitopes can then be used to detect the recombinant protein in the cell. Alexa- 488-labeled antibody –emit……., Alexa-568-labeled antibody emits ……….respectively
TLS Online TPP Program

#Question id: 24472

#Unit 3. Fundamental Processes

Which of the following subunit of yeast gene may function as function with Rpb11 as ortholog of the alpha dimer of prokaryotic RNA polymerase