Practice Questions

TLS Online TPP Program

#Question id: 1056

During penetration of E. coli by the T4 phage

#SCPH06 I Botany

lysozyme is used to allow entry of the phage capsid.
the tail acts as a "hypodermic needle," injecting the phage DNA into the cell.
the protein fibers digest a hole in the cell wall.
the bacterial receptor molecules open a hole through the cell wall.

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TLS Online TPP Program

#Question id: 15269

#SCPH28 | Zoology

The protein concentration in DNA extraction sample measured by

TLS Online TPP Program

#Question id: 23243

#SCPH06 I Botany

In Maxam gilbert DNA sequencing autoradiogram is used for band visualization. What modification leads to band visualization?

TLS Online TPP Program

#Question id: 12923

#SCPH01 Biochemistry

Name the technology which is used as a means of identifying the initial concentrations of DNA or cDNA template used.

TLS Online TPP Program

#Question id: 16475

#SCPH01 Biochemistry

Cultures that facilitate cell-to-cell interactions and signaling among cells and allow their study, are

TLS Online TPP Program

#Question id: 355

#SCPH01 Biochemistry

Measurements show that the pH of a particular lake is 4.0. What is the hydroxide ion concentration of the lake?