Practice Questions

TLS Online TPP Program

#Question id: 351

If the cytoplasm of a cell is at pH 7, and the mitochondrial matrix is at pH 8, then the concentration of H+ ions ________.

#SCPH05 I Biotechnology

is 10 times higher in the cytoplasm than in the mitochondrial matrix
is 10 times higher in the mitochondrial matrix than in the cytoplasm
in the cytoplasm is 7/8 the concentration in the mitochondrial matrix
in the cytoplasm is 8/7 the concentration in the mitochondrial matrix

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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.

TLS Online TPP Program

#Question id: 14138

#SCPH05 I Biotechnology

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.