Dictionary » V » Velocity

Velocity

Velocity

The time rate of motion, the distance traveled divided by the time required to travel that distance.


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product-vs-time experiment of amylase

Hello Biologists, I was working with new enzymes (well new to me) today in a biochemistry lab and had to determine the velocity of the reaction for three different substrate conditions. Generally, when I plot the graphs, there are 3 different lines, corresponding to the different ...

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by NewtoBiology
Fri Jul 10, 2009 9:24 pm
 
Forum: Molecular Biology
Topic: product-vs-time experiment of amylase
Replies: 3
Views: 173

Re: Lab of Vmax and KM

That's it. The velocity approaches Vmax asymptotically as the substrate concentration increases. However, changing other conditions can change the Michaelis–Menten plot -- for instance, a different pH or a different temperature can ...

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by jonmoulton
Thu Jul 09, 2009 4:00 pm
 
Forum: Molecular Biology
Topic: Lab of Vmax and KM
Replies: 1
Views: 185

Lab of Vmax and KM

... and Lineweaver burk) and calculated the Vmax and Km. Vmax = 0.005033 mM/min KM = 23.41 So that I completely understand: the maximum velocity this enzyme can react at is 0.005022 mM/min at which time it will be totally saturated. Meaning it will not react ANY FASTER..... Is this correct? ...

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by NewtoBiology
Thu Jul 09, 2009 5:34 am
 
Forum: Molecular Biology
Topic: Lab of Vmax and KM
Replies: 1
Views: 185

a SUPER DUPER DIFFICULT QUESTION!!!! PLEASE HELP!!!!!!

It is diffusion, note that the gas has a much higher velocity than water molecules.

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by mith
Mon Apr 06, 2009 4:13 am
 
Forum: General Discussion
Topic: a SUPER DUPER DIFFICULT QUESTION!!!! PLEASE HELP!!!!!!
Replies: 13
Views: 996

Re: A biochemical question

... I can't tell from your description what the units are for the product. Total moles of product is possible. So is a concentration. So is a velocity. Read the book again and see what the book says.

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by blcr11
Thu Dec 25, 2008 11:08 am
 
Forum: Molecular Biology
Topic: A biochemical question
Replies: 8
Views: 798
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