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TLS Online TPP Program

#Question id: 3340

Which of the following statements is NOT correct regarding effect of genetic drift?

#Section 3: Genetics, Cellular and Molecular Biology

  1. It cannot role microevolution

  2. It can fix useful allele in population

  3. It can lead to a loss of genetic variation within populations

  4. It opposed the effect of migration between populations

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TLS Online TPP Program

#Question id: 1670

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

The T-cell receptor genes were originally identified using:
TLS Online TPP Program

#Question id: 1671

#Section 2: General Biology

A chromosome on which T-cell receptor α chain gene rearrangement has occurred lacks which of the following gene segments?
TLS Online TPP Program

#Question id: 1672

#Section 2: General Biology

Using only random VDJ recombination, from 40 V, 23 D, and 6 J gene segments, what are the number of possible variable regions of an antigen receptor molecule?
TLS Online TPP Program

#Question id: 1673

#Section 2: General Biology

N-region insertion is associated with the expression of:
TLS Online TPP Program

#Question id: 1674

#Section 2: General Biology

Which of the following statements is TRUE of receptor editing?
TLS Online TPP Program

#Question id: 1675

#Section 2: General Biology

Somatic hypermutation of V genes: