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TLS Online TPP Program

#Question id: 5753

A bacterial histidine mutant was plated on minimal medium and a single colony grew. You decide to sequence the histidine biosynthetic gene of the revertant and discover that the original mutation is still present.  This colony must have been able grow due to a

#Unit 8. Inheritance Biology

  1. forward mutation

  2. suppressor mutation

  3. auxotrophic mutation

  4. back mutation

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TLS Online TPP Program

#Question id: 5233

#Unit 11. Evolution and Behavior

The most important feature that permits a gene to act as a molecular clock is ________.
TLS Online TPP Program

#Question id: 1289

#Unit 4. Cell Communication and Cell Signaling

Polymerization of collagen into large collagen fibers occurs:
TLS Online TPP Program

#Question id: 23739

#General Aptitude

(a) Those who are honest are good teachers.
(b) Hard working people are honest
Inference: Hard work is the necessary quality of a good teacher.
TLS Online TPP Program

#Question id: 23990

#General Aptitude

Suppose your student gets appointment in your school. Your behaviour towards him will be
TLS Online TPP Program

#Question id: 23321

#General Aptitude

Which one of the following research methods, have the similarity in nature when compared in relation to sample, control and validity of inferences?