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TLS Online TPP Program

#Question id: 749

Which of the following is correct for the A form of DNA structures?

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. a wider than B form.

  2. more compressed structure in which the base pairs are tilted with respect to the helix axis, and actually lie off the axis.

  3. The helical repeat of the A-form is around 11 bp/turn

  4. All of the above are correct.

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TLS Online TPP Program

#Question id: 28877

#Unit 4. Cell Communication and Cell Signaling

O-acetyltransferase Porcupine is an enzyme which catalyzes?
TLS Online TPP Program

#Question id: 65

#Unit 1. Molecules and their Interaction Relevant to Biology

Identify which of the following pair is enantiomers, diastereomers or meso compounds.
TLS Online TPP Program

#Question id: 12997

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the given reason is correct to minimize the repulsion in an α-helix
a) positively charged amino acids are often found near the amino terminus of the helical segment
b) negatively charged amino acids are often found near the amino terminus of the helical segment
c) positively charged amino acids are often found near the C-terminus of the helical segment.
d) negatively charged amino acids are often found near the C-terminus of the helical segment.
TLS Online TPP Program

#Question id: 12099

#Unit 10. Ecological Principles

According to the competitive exclusion principle, two species cannot continue to occupy the same
TLS Online TPP Program

#Question id: 1153

#Unit 4. Cell Communication and Cell Signaling

Which of the following statements about adenylyl cyclase stimulation/inhibition in adipose cells is TRUE?