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TLS Online TPP Program

#Question id: 784

Which is not a difference between B-DNA and A-DNA?

#Part-B Specialized Branches in Biotechnology

  1. A-DNA forms under more dehydrating conditions than B-DNA.

  2. For polynucleotide strands containing the same number of nucleotides, the A-DNA strand will be shorter from end-to-end than the corresponding B-DNA

  3. Both are helical, but B-DNA is right-handed and A-DNA is left-handed.

  4. The planes of the nitrogenous bases are not perpendicular to the helix axis in A-DNA.

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TLS Online TPP Program

#Question id: 11853

#Part-A Aptitude & General Biotechnology

Find the least number which when divided by 6,7,8,9 and 12 leaves the same remainder 1 in each case.
TLS Online TPP Program

#Question id: 12676

#Part-B Specialized Branches in Biotechnology

Use the incomplete diagram below, illustrating some of the steps involved in eutrophication to answer the following questions.

What would be a likely entry for box B?

TLS Online TPP Program

#Question id: 22888

#Part-B Specialized Branches in Biotechnology

The specificity of an antibody is due to 
TLS Online TPP Program

#Question id: 11954

#Part-B Specialized Branches in Biotechnology

Folic acid supplements have become especially important for pregnant women because ________.
TLS Online TPP Program

#Question id: 11220

#Part-B Specialized Branches in Biotechnology

The botulinum toxin, which causes botulism, reduces the synaptic release of ________.