Practice Questions

TLS Online TPP Program

#Question id: 9610

The term ʺhomoplasyʺ is most applicable to which of these features?

#Unit 9. Diversity of Life Forms

the legless condition found in various types of extant lizards
the 5-digit condition of human hands and bat wings
the beta-hemoglobin genes of mice and of humans
the fur that covers Australian moles and North American moles

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TLS Online TPP Program

#Question id: 19733

#Unit 3. Fundamental Processes

Extensive shortening of telomeres eventually leads to

TLS Online TPP Program

#Question id: 19734

#Unit 3. Fundamental Processes

Some of the statements are given regarding shelterin choose the correct

a) Shelterin is the complex of telomeric protein

b) Shelterin functions to protect telomeres from DNA damage repair pathways

c) In mammals, six telomeric proteins (TRF1, TRF2, Rap1, TIN2, TPP1, and POT1) comprises a complex.

d) Shelterin also regulate telomere length control by telomerase

TLS Online TPP Program

#Question id: 19735

#Unit 3. Fundamental Processes

In mammals, six telomeric proteins (TRF1, TRF2, Rap1, TIN2, TPP1, and POT1) comprises a complex which of the following is incorrect regrarding these telomeric protein

a) TRF1, TRF2, Rap1, binds to double stranded of DNA

b) TIN2 does not binds to DNA at all

c) POT1 binds to the GT tail extended by telomerase

d) TIN2 interacts with the two duplex telomeric DNA-binding proteins TRF1 and TRF2 as well as with TPP1

TLS Online TPP Program

#Question id: 19736

#Unit 3. Fundamental Processes

Which of the following shelterin protein interacts with the two duplex telomeric DNA-binding proteins TRF1 and TRF2 as well as with TPP1

TLS Online TPP Program

#Question id: 19737

#Unit 3. Fundamental Processes

Choose the incorrect statement regarding telomerase

TLS Online TPP Program

#Question id: 19738

#Unit 3. Fundamental Processes

For the synthesis of telomere by telomerase require Only