Practice Questions

TLS Online TPP Program

#Question id: 4128

Which of the following statements about tRNA molecules is false?

#SCPH05 I Biotechnology

A, C, G, and U are the only bases present in the molecule.
Although composed of a single strand of RNA, each molecule contains several short, double-helical regions.
Any given tRNA will accept only one specific amino acid.
The amino acid attachment is always to an A nucleotide at the 3' end of the molecule.

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TLS Online TPP Program

#Question id: 1576

#SCPH06 I Botany

function of Properdin

TLS Online TPP Program

#Question id: 15697

#SCPH05 I Biotechnology

Which of the following does not describe PAM matrices?

TLS Online TPP Program

#Question id: 357

#SCPH05 I Biotechnology

What is the concentration of H+ in a solution of 0.1 M NaOH?

TLS Online TPP Program

#Question id: 102

#SCPH05 I Biotechnology

The structure of a disaccharide is shown below. Which statement is correct about following structure?

TLS Online TPP Program

#Question id: 2288

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

Proteins lacking a signal peptide sequence will probably found in