Practice Questions

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#Question id: 332

The electronegativity difference between N and F is greater than that between N and H yet the dipole moment of NH3 (1.5 D) is larger than that of NF3 (0.2 D). This is because_________

#SCPH06 I Botany

in NH3 the atomic dipole and bond dipole are in the opposite directions whereas in NF3 these are in the same direction
in NH3 as well as in NF3 the atomic dipole and bond dipole are in the same direction
in NH3 the atomic dipole and bond dipole are in the same direction whereas in NF3 these are in opposite directions
in NH3 as well as NF3 the atomic dipole and bond dipole are in opposite directions

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#Question id: 2955

#SCPH01 Biochemistry

Cyclin is to MPF as ............ is to cyclin-dependent kinases.

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#Question id: 19648

#SCPH05 I Biotechnology

Which one of the following is not an isomer of 3-Methylbut-1-yne?

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#Question id: 8708

#SCPH05 I Biotechnology

Concerning growth in genome size over evolutionary time, which of these is least associated with the others?

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#Question id: 15235

#SCPH01 Biochemistry

During the casting of polyacrylamide gel acrylamide and bis-acrylamide are joined by

A) Free radical catalysis

B) Polymerisation reaction

C) Dehydration reaction

D) Condensation reaction

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#Question id: 1552

#SCPH05 I Biotechnology

A common clinical pathological finding during a viral infection is