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Vmax and Km of an enzyme are 25mM/s and 5mM, respectively. What is initial velocity when...

Vmax and Km of an enzyme are 25mM/s and 5mM, respectively. What is initial velocity when substrate concentration is 10mM? Show work and include proper unit.
10nM of enzyme was used in the above question. Based on the kinetic parameters, has the enzyme achieved catalytic perfection? Show work. Thank you!

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Answer #1

Answer:

Q1): Initial velocity is 1.67mM/s.

Q2): The enzyme has achieved catalytic perfection.

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