TLS Online TPP Program

#Question id: 18749


All the molecules generated during PCR will not be full length. Some will also be of intermediate length. Which of the statements is correct?

#Unit 13. Methods in Biology
  1. After first cycle, majority of the molecules will be full length and only some will be of intermediate length
  2. In the next cycle, each intermediate molecule will generate one intermediate molecule and one target molecule
  3. The number of full length molecules increase as number of cycles proceed
  4. The number of intermediate molecules increase geometrically and the number of target molecules increase arithmetically
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TLS Online TPP Program

#Question id: 33893

#Unit 2. Cellular Organization

Which of the following DNA sequences would reassociate the fastest during a reassociation kinetics experiment?

TLS Online TPP Program

#Question id: 689

#Unit 1. Molecules and their Interaction Relevant to Biology

In the diagram below, the plane drawn behind the peptide bond indicates the:   

A) absence of rotation around the C—N bond because of its partial double-bond character.

B) plane of rotation around the Ca—N bond.

C) region of steric hindrance determined by the large C=O group.

D) region of the peptide bond that contributes to a Ramachandran plot.

 Which of the following best represents the backbone arrangement of two peptide bonds?

TLS Online TPP Program

#Question id: 786

#Unit 1. Molecules and their Interaction Relevant to Biology

A = 27%                    G = 30%   T = 21%              C = 22%

If the genome of a newly isolated virus displays the base composition above, the virus most likely consists of ______.

TLS Online TPP Program

#Question id: 27036

#Unit 10. Ecological Principles

Mafia hypothesis based on
a) Taking food by theft
b) destroying all eggs of their host’s nests
c) Changing color of host making more susceptible to being eaten

TLS Online TPP Program

#Question id: 29036

#Unit 11. Evolution and Behavior

Darwin’s hypothesis is that Exaggerated secondary sexual traits are favoured by sexual selection because they increase male mating success but more than higher exaggeration secondary sexual traits that leads to___