Biochemistry Tough Online Exam Quiz
Biochemistry Tough GK Quiz. Question and Answers related to Biochemistry Tough. MCQ (Multiple Choice Questions with answers about Biochemistry Tough
Which of the statements is false about multiple sequence alignment?
Options
A : Both protein and nucleic acid secondary structures can be used
B : More useful in RNA
C : These alignments can be made more accurate by the inclusion of secondary structure information
D : A significant increase in accuracy
The enzyme of E.coli is a nuclease that initiates the repair of double stranded DNA breaks by homologous recombination is?
Options
A : DNA glycosylase
B : DNA ligase
C : DNA polymerase
D : RNA polymerase
A structure that has hydrogen bonds between polypeptide chains arranged side by side is ____________
Options
A : Primary structure
B : ?-helix
C : ?-pleated sheets
D : Tertiary structure
Which of the following enzyme is secreted by the pancreas?
Options
A : Ribonuclease
B : Lysozyme
C : Cytochrome c
D : Myoglobin
Which of the following serves as a bactericidal agent?
Options
A : Ribonuclease
B : Lysozyme
C : Cytochrome c
D : Myoglobin
Which of the following is not true about secondary protein structure?
Options
A : The hydrophilic/hydrophobic character of amino acid residues is important to secondary structure
B : The ability of peptide bonds to form intramolecular hydrogen bonds is important to secondary structure
C : The alpha helix, beta pleated sheet and beta turns are examples of protein secondary structure
D : The steric influence of amino acid residues is important to secondary structure
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