The half-life period for a first-order reaction is 20 minutes. The time required to change the concentration of the reactants from 0.08 M to 0.01 M will be:

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#Question id: 15920

#Section 6: Plant, Animal and Microbial Biotechnology

_____________is the advantage of animal tissue culture 

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#Question id: 1137

#Section 3: Genetics, Cellular and Molecular Biology

A loss-of-function mutation in PTEN phosphatase results in

a. increased cell proliferation.            

b. decreased cell proliferation.

c. increased apoptosis.                                   

d. decreased apoptosis.

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#Question id: 1877

#Section 2: General Biology

Which of the following is an example of an HIV-1 restriction factor?

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#Question id: 1162

#Section 3: Genetics, Cellular and Molecular Biology

Diacylglycerol (DAG) formation aids in cell signaling by:

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#Question id: 364

#Section 4: Fundamentals of Biological Engineering

 A solution contains 0.0000001 (10-7) moles of hydrogen ions [H+] per liter. Which of the following best describes this solution?