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TLS Online TPP Program

#Question id: 5249

What is the best explanation for why Bernard Davis didn't observe generalized transduction in his U tube experiments?

#XL - S Microbiology

  1. He used genes that could not be packaged into a bacteriophage head

  2. He used bacterial strains that could not fit through the filter

  3. He used bacterial strains that did not host a prophage.

  4. He used virulent bacteriophage

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TLS Online TPP Program

#Question id: 11915

#XL - T Zoology

Which of the following is the correct prediction about the three types of model such as; Facilitation, Inhibition, Tolerance model.
TLS Online TPP Program

#Question id: 3261

#XL - T Zoology

A parent population (P) is change into daughter populations (Q) which grow in habitats. After 1000 generations, the equilibrium frequency distribution of of the daughter populations is shown in the figure below. For reference, the vertical line represents the mean of the parent population. Which type of natural selection?
TLS Online TPP Program

#Question id: 423

#XL - Q Biochemistry

The glycolytic pathway oxidizes glucose to two molecules of pyruvate and also produces a net of two molecules of ATP. ATP allosterically inhibits the enzyme, PFK-1, that catalyzes the third step of glycolysis. This is an example of ________.
TLS Online TPP Program

#Question id: 19849

#XL - P Chemistry

Warming ammonium chloride with sodium hydroxide in a test tube is an example of :
TLS Online TPP Program

#Question id: 20217

#XL - P Chemistry

In which of the following molecule double bond possesses two bispace bond ?