Practice Questions

TLS Online TPP Program

#Question id: 257

ʺFive prime to three primeʺ description of a DNA strand refers to

#Unit 1. Molecules and their Interaction Relevant to Biology

the phosphorylated 5ʹ carbon at one end, the 3ʹ at the other end.
the location of the hydroxyl groups.
the phosphodiester backbone of DNA.
the phosphorylated 5ʹ carbon on one sugar and the 3ʹ carbon on the next sugar.

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TLS Online TPP Program

#Question id: 17283

#Unit 9. Diversity of Life Forms

The structural integrity of bacteria is to peptidoglycan as the structural integrity of plant spores is to__

TLS Online TPP Program

#Question id: 17284

#Unit 9. Diversity of Life Forms

Which kind of plant tissue should lack phragmoplasts?

TLS Online TPP Program

#Question id: 17285

#Unit 13. Methods in Biology

If the arithmetic mean of the data given below is 28,

The median of the series is

TLS Online TPP Program

#Question id: 17286

#Unit 13. Methods in Biology

Consider the following grouped frequency distribution :

What is the median of the distribution ?

TLS Online TPP Program

#Question id: 17287

#Unit 13. Methods in Biology

Consider the following grouped frequency distribution :

What is mean deviation about the median ?

TLS Online TPP Program

#Question id: 17654

#Unit 13. Methods in Biology

The protein concentration in DNA extraction sample measured by