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TLS Online TPP Program

#Question id: 3762

Why does a new DNA strand elongate only in the 5' to 3' direction during DNA replication?

#XL - Q Biochemistry

  1. DNA polymerase begins adding nucleotides at the 5' end of the template.

  2. The polarity of the DNA molecule prevents addition of nucleotides at the 3' end.

  3. Replication must progress toward the replication fork.

  4. DNA polymerase can add nucleotides only to the free 3' end.

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TLS Online TPP Program

#Question id: 4633

#XL - S Microbiology

Natural selection is based on all of the following except
TLS Online TPP Program

#Question id: 38

#XL - Q Biochemistry

Which of the following is capable of existing as a pair of enantiomers?
TLS Online TPP Program

#Question id: 3936

#XL - Q Biochemistry

The large RNA-protein complex that processes introns and exons is called __.
TLS Online TPP Program

#Question id: 1688

#XL - Q Biochemistry

Binding of antigen to antibody:
TLS Online TPP Program

#Question id: 14988

#XL - S Microbiology

Which of the following cells contains granules but belongs to the different lineages from granulocytes?