Practice question

MCQ

Question

A certain protein has been assumed to play an indispensable role in the survival of an intracellular parasite inside the host cells. Which one of the following techniques will best prove the assumption to be correct?

Options

Choose one · Correct answer highlighted

Treat the parasite-infected host cells with an inhibitor of the protein and check the number of parasites per host cell under the microscope. Correct Check the expression of the protein in parasite-infected host cells. Check the activity of the protein in parasite-infected host cells. Treat the parasite-infected host cells with an activator of the protein and check the number of parasites per host cell under the microscope.

Explanation

Analysis of a certain protein has been assumed to shows Treat the parasite-infected host cells with an inhibitor of represents established outcome. functional assays supports option A, whereas distractors confuse substrate or regulatory direction and fail to reproduce observed results.

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