A. 11-nm chromatin fibers consist of a string of nucleosomes.

B. 30-nm fibers have six nucleosomes/turn, which are organized into a two-start helix.

C. Histone H1, histone tails, and increased ionic strength all promote the formation of the 11-nm fiber.

D. Histone octamers are well conserved during replication, with H2A-H2B dimers and H32-H42 tetramers are.

Which of the correct combination of statements

TLS Online TPP Program

#Question id: 12918

#Unit 13. Methods in Biology

Name the enzyme which helps in the DNA synthesis in the PCR.

TLS Online TPP Program

#Question id: 12919

#Unit 13. Methods in Biology

Which of the following statement is not correct about RT-PCR. 

TLS Online TPP Program

#Question id: 12920

#Unit 13. Methods in Biology

The development of isothermal systems such as the ____ DNA amplification system do away with the need for a thermal cycler and have the advantage of being able to be used outside the laboratory.

TLS Online TPP Program

#Question id: 12921

#Unit 13. Methods in Biology

Match the following:-

A. Gene probe production.              i. Novel proteins

B. Genome mapping.                       ii. PCR mutagenesis

C. Protein Engineering.                 iii. Sequence tagged sites

D. Gene Editing.                                iv. Use with blots

TLS Online TPP Program

#Question id: 12922

#Unit 13. Methods in Biology

 Match the following:-

1. Ligase chain reaction.              i. Mutation detection

2. Nucleic acid sequence based   amplification.                            ii.Non isothermal                   

3. Loop mediated isothermal amplification.                      iii. Viral detection

4. Branched DNA amplification.   iv.parasitic disease

TLS Online TPP Program

#Question id: 12923

#Unit 13. Methods in Biology

Name the technology which is used as a means of identifying the initial concentrations of DNA or cDNA template used.