Which is (are) true concerning the cell wall of prokaryotes?

1. It determines the shape of the bacteria.

2. It prevents the bacteria from bursting.

3. It contains peptidoglycan.

4. It may be targeted by antimicrobials.

Which of the following are correct.

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#Question id: 14466

#Section 1: Engineering Mathematics

Let a number 30 be divided into two parts such that cube of one multiplied with the other is maximum, then the parts are

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#Question id: 14467

#Section 1: Engineering Mathematics

f (x) = (x -2)^3 is

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#Question id: 14468

#Section 1: Engineering Mathematics

The function sin x (1 + cos x) is maximum in the interval (0, ), when

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#Question id: 14469

#Section 1: Engineering Mathematics

The absolute minimum of 

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#Question id: 14470

#Section 1: Engineering Mathematics

A spherical snowball is melting at rate of cubic centimeter per hour. How fast is the diameter changing when it is 20 centimeters ?

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#Question id: 14471

#Section 1: Engineering Mathematics

If a mothball evaporates at a rate proportional to its surface area then its radius