Practice Questions

TLS Online TPP Program

#Question id: 412

All of the following contribute to the large, negative, free-energy change upon hydrolysis of “high-energy” compounds except:

#SCPH05 I Biotechnology

electrostatic repulsion in the reactant.
low activation energy of forward reaction.
stabilization of products by extra resonance forms.
stabilization of products by ionization.

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TLS Online TPP Program

#Question id: 14137

#SCPH01 Biochemistry

Consider the following alignment of two DNA sequences:

Assuming an affine gap scoring scheme of an identity matrix for substitution, a gap initiation penalty of 1 and a gap extension penalty of 0.1, the score of the alignment is _________

TLS Online TPP Program

#Question id: 14137

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

Consider the following alignment of two DNA sequences:

Assuming an affine gap scoring scheme of an identity matrix for substitution, a gap initiation penalty of 1 and a gap extension penalty of 0.1, the score of the alignment is _________

TLS Online TPP Program

#Question id: 14137

#SCPH05 I Biotechnology

Consider the following alignment of two DNA sequences:

Assuming an affine gap scoring scheme of an identity matrix for substitution, a gap initiation penalty of 1 and a gap extension penalty of 0.1, the score of the alignment is _________

TLS Online TPP Program

#Question id: 14137

#SCPH05 I Biotechnology

Consider the following alignment of two DNA sequences:

Assuming an affine gap scoring scheme of an identity matrix for substitution, a gap initiation penalty of 1 and a gap extension penalty of 0.1, the score of the alignment is _________

TLS Online TPP Program

#Question id: 14138

#SCPH01 Biochemistry

BLAST uses heuristics to align a query sequence with all sequences in a database.

Reason(R): BLASTX uses protein sequences as queries to search against a protein sequence database.

TLS Online TPP Program

#Question id: 14138

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

BLAST uses heuristics to align a query sequence with all sequences in a database.

Reason(R): BLASTX uses protein sequences as queries to search against a protein sequence database.