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TLS Online TPP Program

#Question id: 67

When a region of DNA must be repaired by removing and replacing some of the nucleotides, what ensures that the new nucleotides are in the correct sequence?

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. DNA cannot be repaired and this explains why mutations occur.

  2. The new nucleotides base pair accurately with those on the complementary strand.

  3. The repair enzyme recognizes the removed nucleotide and brings in an identical one to replace it.

  4. The three-dimensional structure determines the order of nucleotides.

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TLS Online TPP Program

#Question id: 1283

#Unit 4. Cell Communication and Cell Signaling

Which one of the following is NOT a property of perlecan?
TLS Online TPP Program

#Question id: 3898

#Unit 3. Fundamental Processes

Which one of the following classes is expressed in the unfertilized egg and is involved in directing the spatial organization of the Drosophila embryo early in development?
TLS Online TPP Program

#Question id: 12651

#Unit 6. System Physiology – Plant

Which one of the following compound of octadecanoid pathway produces in chloroplast and transported into the peroxisome for further processing?
TLS Online TPP Program

#Question id: 3440

#Unit 11. Evolution and Behavior

Which of the following is least related to the others?
TLS Online TPP Program

#Question id: 8855

#Unit 9. Diversity of Life Forms

A spongeʹs structural materials (spicules, spongin) are manufactured by the