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TLS Online TPP Program

#Question id: 3675

Which describes the role of primase during replication?

#XL - S Microbiology

  1. It catalyzes the formation of phosphodiester bonds using NTPs as substrates.

  2. It coordinates synthesis of the leading strand and the lagging strand.

  3. It functions as a holoenzyme that polymerizes in the 3’→ 5’direction.

  4. It uses an exonuclease activity to remove incorrect nucleotides.

More Questions
TLS Online TPP Program

#Question id: 12938

#XL - S Microbiology

What is the main advantage of using Yeast Artificial Chromosome based vector over other vectors?
1. It has ability to clone very large fragments of DNA.
2. YAC vectors do not contain origin of replication sites 
3. It has insert  range up to 2000 kb.
4. It help in genome mapping and sequencing projects.
TLS Online TPP Program

#Question id: 1687

#XL - Q Biochemistry

A discontinuous antigen epitope is:
TLS Online TPP Program

#Question id: 8696

#XL - S Microbiology

There is some evidence that reptiles called cynodonts may have had whisker-like hairs around their mouths. If true, then hair is a shared ________.
TLS Online TPP Program

#Question id: 44

#XL - Q Biochemistry

The four covalent bonds in methane (CH4) are arranged around carbon to give which one of the following geometries?
TLS Online TPP Program

#Question id: 10817

#XL - T Zoology

Removal of a __________________ from a community affects community structure significantly.