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TLS Online TPP Program

#Question id: 333

Which of the following feature of RNA adds to its propensity to form double-helical structure?

#SCPH06 I Botany

  1. Watson-Crick base pairing between A:U base pair which has hydrogen bonds between N6 of adenine and C4 of uracil, and between N1 of adenine and N3 of uracil.

  2. Non Watson-Crick base pairing between G:U base pair, which has hydrogen bonds between N3 of uracil and the C6 of guanine, and between the C2 of uracil and N1 of guanine.

  3. Non Watson-Crick base pairing between G:U base pair, which has hydrogen bonds between N3 of guanine and the C6 of uracil, and between the C2 of uracil and N1 of guanine.

  4. Watson-Crick base pairing between A:U base pair which has hydrogen bonds between N6 of uracil and C4 of adenine, and between N1 of adenine and N3 of uracil.

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TLS Online TPP Program

#Question id: 5544

#I Life Science/ Life Sciences Group – I-V

Which embryonic membrane forms the commonly of the placenta?
TLS Online TPP Program

#Question id: 14803

#I Life Science/ Life Sciences Group – I-V

The percentage SIMILARITIES and IDENTITIES, respectively, between the two peptide sequences given below will be ______% and _____%.

Peptide I :
Ala-Ala-Arg-Arg-Gln-Trp-Leu-Thr-Phe-Thr-Lys-Ile-Met-Ser-Glu

Peptide II:
Ala-Ala-Arg-Glu-Gln-Tyr-Ile-Ser-Phe-Thr-Lys-Ile-Met-Arg-Asp
TLS Online TPP Program

#Question id: 4343

#SCPH01 Biochemistry

Suppose an experimenter becomes proficient with a technique that allows her to move DNA sequences within a prokaryotic genome. If a researcher moves the repressor gene (lacI), along with its promoter, to a position at some several thousand base pairs away from its normal position, which of the following results would be expected?
TLS Online TPP Program

#Question id: 9202

#SCPH28 | Zoology

Which of the following statements regarding extinction is accurate?
TLS Online TPP Program

#Question id: 13026

#SCPH05 I Biotechnology

A blunt ended insert can not be ligated with a blunt ended vector by means of which of the followings:-