Home
Class 11
BIOLOGY
What is Michaelis-Menten constant (K(m))...

What is Michaelis-Menten constant `(K_(m))`?

Text Solution

Verified by Experts

Substrate concentration at which an enzyme attains half of its maximum velocity is called Michaelis-Menten constant or `K_(m)` .
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL CONSTITUENTS OF LIVING CELLS: BIOMOLECULES

    SANTRA PUBLICATION|Exercise Long Answer Type Questions|30 Videos

  • CHEMICAL CONSTITUENTS OF LIVING CELLS: BIOMOLECULES

    SANTRA PUBLICATION|Exercise NCERT Questions|15 Videos

  • CHEMICAL CONSTITUENTS OF LIVING CELLS: BIOMOLECULES

    SANTRA PUBLICATION|Exercise Very Short Answer Type Questions|35 Videos

  • CHEMICAL CO-ORDINATION AND REGULATION

    SANTRA PUBLICATION|Exercise NCERT QUESTIONS|33 Videos

  • CLASSIFICATION OF LIVING ORGANISMS

    SANTRA PUBLICATION|Exercise NCERT QUESTIONS|37 Videos

Similar Questions

Explore conceptually related problems

What do you mean by Michaelis Menten constant (Km)?

The value of K_(m) (Michaelis-Meten constant) varies form 10^(6) to 10^(-6) M but for allosteric enzyme, there is no constant k_(m) value. This K_(m) is .

What is Michaelis constanty and with the help of a graph show that its reaction attains half of its maximum velocity.

At 25^(@)C , the ionisation constant (K_(a)) of weak acid HA is 10^(-6) . What will the value of ionisationn constant (K_(b)) of its conjugate base (A^(-)) be at that temperature ?

If molality of the dilute solution is doubled , the value of molal depression constant ( K_(f) ) will be-

Force constants of two springs are k_1 and k_2 . What will be the equivalent force constant of the spring system when the springs are joined in a parallel combination?

The measured freezing point depression for a 0.1m aqueous CH_(3)COOH solution is 0.19""^(@)C . The acid dissociation constant K_(e) at this concentration will be (Given K_(f) , the molal cryoscopic constant = 1.86 K kg mol^(-1) )

At a given temperature, for the reaction AhArrB , the rate constant (k_(f)) of the forward reaction is greater than that of the backward reaction (k_(b)) . Is the value of equilibrium constant (K) for this reaction greater than, less than or equal to 1?

The stability (or formation) constant (K_(f)) for [Ag(NH_(3))_(2)]^(+) is 1.6xx10^(7) . Calculate the ratio of the concentrations of [Ag(NH_(3))_(2)]^(+) and Ag^(+) in 0.12M NH_(3) solution.