Mega Mock Quiz: Life Science: (16 December)

MALDI-TOF is a type of spectrometry. Following are some of the statements made regarding MALDI-TOF. Which of them is/are incorrect?

A) MALDI-TOF is used for analysing protein-protein interactions

B) Lyophilised samples aren’t suitable for MALDI-TOF

C) MALDI-TOF is greatly useful in identifying microorganisms like bacteria and fungi.

D) Samples are coated onto a matrix in MALDI-TOF

Which of the following is not a method used for imaging radioactive material?

One of the major higher molecular weight glycoprotein component which can be easily isolated from normal cultured fibroblast by mild treatment of urea, also occur at “foot prints” that moving culture cells leaves, is totally absent in cancerous cell is-

A major protease secreted by cancer cells acts on plasminogen and converts it into plasmin. Plasmin is proteolytic enzyme that dissolves blood clots and also removes exposed protein groups at cell surface. If the plasminogen is removed form the medium, then-

Number of antigen functional binding site in human Immunoglobin-M are-

Haptens are –

Which of the following events does not occur in the capacitation process?

Which of the following is the correct order in the activation of the acrosomal reaction of the sperm?

Which of the following statement is true for Fasciola hepatica (liver fluke)?

Some species of beetles and fishes can survive at sub freezing temperature. They accomplish this by maintaining cellular integrity using one of the following mechanisms.