Practice Questions

TLS Online TPP Program

#Question id: 1048

A virion is composed of

#SCPH28 | Zoology

lipid, protein, and either RNA or DNA.
protein and either RNA or DNA, but no lipid.
protein and both RNA and DNA, but no lipid.
protein, either RNA or DNA, and possibly lipid.

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TLS Online TPP Program

#Question id: 14803

#SCPH01 Biochemistry

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

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

Ala-Ala-Arg-Glu-Gln-Tyr-Ile-Ser-Phe-Thr-Lys-Ile-Met-Arg-Asp

TLS Online TPP Program

#Question id: 13036

#SCPH28 | Zoology

In isoelectric focusing the protein will move until

TLS Online TPP Program

#Question id: 18690

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

in ab initio approach, generally when a base pairing is formed, the energy of the molecule is____ because of attractive interactions between the two strands.

TLS Online TPP Program

#Question id: 4968

#SCPH06 I Botany

Which of these observations fails to support the endosymbiotic theory for the origin of eukaryotic cells?

TLS Online TPP Program

#Question id: 4156

#SCPH28 | Zoology

The reading frame of DNA is fixed by