TLS Online TPP Program

#Question id: 3681


 A mutated E. coli cell carries out and completes DNA replication, but the lagging strands are found to contain more errors than normal. These errors are not found evenly distributed throughout the lagging strands, but are found in clusters. Which enzymatic activity is missing from this cell?

#Part-A Aptitude & General Biotechnology
  1. the 3’→ 5’ exonuclease activity of pol III

  2. the 5’→ 3’ exonuclease activity of pol III

  3. the 3’→ 5’ exonuclease activity of pol I

  4. the 5’→ 3’ exonuclease activity of pol I

More Questions
TLS Online TPP Program

#Question id: 14981

#Part-B Specialized Branches in Biotechnology

The endoplasmic reticulum has many important functions. It transports proteins, lipids, and probably other materials through the cell. The ER is also a major site of 

TLS Online TPP Program

#Question id: 14981

#Part-A Aptitude & General Biotechnology

The endoplasmic reticulum has many important functions. It transports proteins, lipids, and probably other materials through the cell. The ER is also a major site of 

TLS Online TPP Program

#Question id: 14982

#Part-B Specialized Branches in Biotechnology

A very important function of the Golgi apparatus and endoplasmic reticulum is the synthesis of another organelle, the lysosome. This organelle is found in a variety of organisms such as—
1.Protozoa 
2. Some algae
3. Fungi
4. Plants 
5. Animals
In which of the above organisms lysosome is not found.

TLS Online TPP Program

#Question id: 14983

#Part-B Specialized Branches in Biotechnology

A network of intermediate filaments, called the nuclear lamina, lies against the inner surface of the envelope and supports it. Which structure usually is associated with the inner membrane

TLS Online TPP Program

#Question id: 14983

#Part-A Aptitude & General Biotechnology

A network of intermediate filaments, called the nuclear lamina, lies against the inner surface of the envelope and supports it. Which structure usually is associated with the inner membrane

TLS Online TPP Program

#Question id: 14984

#Part-B Specialized Branches in Biotechnology

Just beneath the plasma membrane  many protozoa and some algae have a different external, rigid layer of components. The structure is called as