Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 61867
TLS Online TPP Program

#Question id: 37838

Column A (Process)Column B (Chemical/Agent Used)
1. Surface SterilizationA. 95% Alcohol (followed by flaming)
2. Flame SterilizationB. Sodium Hypochlorite / Mercuric Chloride
3. Cleaning Laminar PlatformC. 70% Ethyl Alcohol
4. Air FiltrationD. HEPA (High Efficiency Particulate Air)

#Plant Biotechnology
  1. 1-B, 2-A, 3-C, 4-D 
  2. 1-C, 2-B, 3-A, 4-D
  3. 1-A, 2-B, 3-C, 4-D
  4. 1-D, 2-C, 3-B, 4-A 
More Questions
TLS Online TPP Program

#Question id: 12933

#Zoology

Choose the correct order for the cloning process.
1. The production of cDNA is carried out using an enzyme termed Reverse transcriptase.
2. mRNA cannot be used directly in cloning.
3. It is possible to synthesis complementary DNA molecule to all the mRNA from the selected tissue.
4. The cDNA may be inserted into vectors and then cloned.
TLS Online TPP Program

#Question id: 12934

#Zoology

Reverse transcriptase enzyme is isolated from____
TLS Online TPP Program

#Question id: 12938

#Zoology

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: 23680

#Zoology

Who won the Nobel Prize in 1993 for his work on site-directed mutagenesis?
TLS Online TPP Program

#Question id: 23681

#Zoology

Which enzyme was used to produce the molecule in Figure 20.1?
TLS Online TPP Program

#Question id: 23695

#Zoology

Yeast artificial chromosomes contain which of the following elements?