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TLS Online TPP Program

#Question id: 5213

Which of the following is a major distinction between a transposon and a retrotransposon?

#Unit 11. Evolution and Behavior

  1. A transposon always leaves a copy of itself at its original position and a retrotransposon does not.

  2. A retrotransposon always uses the copy-paste mechanism, while a transposon uses cut and paste mechanism.

  3. A transposon is related to a virus and a retrotransposon is not.

  4. A transposon moves via a DNA intermediate and a retrotransposon via an RNA intermediate.

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TLS Online TPP Program

#Question id: 3876

#Unit 3. Fundamental Processes

Which one of the following is not true of the mRNA for ovalbumin?
TLS Online TPP Program

#Question id: 5545

#Unit 5. Developmental Biology

The placenta functions as a(n):
TLS Online TPP Program

#Question id: 23328

#General Aptitude

The characteristic of survey method is
TLS Online TPP Program

#Question id: 5356

#Unit 8. Inheritance Biology

In the following pedigree, individuals with shaded circle or shaded square show presence of a recessive autosomal trait. The calculated risk of occurrence of this trait for III-I is
TLS Online TPP Program

#Question id: 24644

#Unit 10. Ecological Principles

Which of the following layers is the zone of eluviation or maximum leaching?