Enzymes: practice question

A Biochemistry question in the style of the NEET PG paper. Answer it first, then read why the right option is right and why each of the others is wrong.

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Biochemistry · Enzymes

Sample item

Competitive inhibition increases which parameter?

Original practice item, not a recalled exam question. Nothing here is recorded.

The answer and the reasoning

C. Apparent Km

This item reviews Enzymes; Apparent Km is the best answer because it directly fits the mechanism or morphology described.

Option by option

  • A. Enzyme concentration

    Enzyme concentration is plausible but is not the best fit here.

  • B. Vmax always

    Vmax always does not match the key mechanism or pattern.

  • C. Apparent Km (correct)

    Correct. Apparent Km is supported by the defining finding.

  • D. Temperature

    Temperature is not supported by the stated finding.

Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.

More Biochemistry questions

Questions about this Biochemistry question

What is the answer to this Biochemistry question?

The best answer is C, Apparent Km. This item reviews Enzymes; Apparent Km is the best answer because it directly fits the mechanism or morphology described.

Why is "Enzyme concentration" not the answer?

Enzyme concentration is plausible but is not the best fit here.

Why is "Vmax always" not the answer?

Vmax always does not match the key mechanism or pattern.

Why is "Temperature" not the answer?

Temperature is not supported by the stated finding.

What concept does this question test?

It tests Enzymes in Biochemistry. The correct option holds because: Correct. Apparent Km is supported by the defining finding.

How hard is this question?

We tag it as an application question: it asks you to use a fact on a patient or a finding. The tag is our own editorial judgement, not an official difficulty rating, so read the reason for every option, not only the answer.

How should I study Enzymes?

Build one table of enzyme deficiency, disease, inheritance and key finding, then revise it by spaced recall. Then use the flashcards and the other Biochemistry questions on this site to test what stuck.

Is this a real NEET PG question?

No. It is an original practice item (editorial status: sample, version 1). NextPrep does not publish recalled or leaked questions, and independent faculty review of this item has not been completed yet, so confirm important facts in a standard textbook.