Question 2 :
Which of the following is found only RNA and not in DNA?<br>

Question 4 :
A nucleotide base present in RNA but absent in DNA is<br/>

Question 8 :
The pyrimidine in which bonding takes place through three hydrogen bonds

Question 13 :
The purine that binds with two hydrogen atoms and is found in both nucleic acids is ___________.

Question 18 :
What type of forces bind the substrate to the active site of enzyme?<br>(i) Ionic bonding<br>(ii) Hydrogen bonding<br>(iii) van der Waals forces<br>(iv) Reaction with functional group of enzymes

Question 19 :
The conversion of maltose into glucose is possible by the enzyme:

Question 20 :
A nucleic acid is made up of which kind of monomers?

Question 23 :
What would be the percentage of&#160;<span>thymine (T) and cytosine (C) in a molecule of DNA&#160;</span>composed of&#160;approximately 16.2% adenine (A) and 33.4% guanine (G)?

Question 25 :
Nitrogen base is held with sugar by which type of bondage?

Question 26 :
If in a nucleic acid there are more than 8000 nucleotides it is most likely

Question 28 :
Three of the following statements about enzymes are correct and one is wrong. Which one is wrong?

Question 29 :
The difference between the two nucleic acids DNA and RNA can be characterized by the presence of .......... in the latter.

Question 33 :
Which of the following represents the correct sequence of nucleic acids considering their decreasing molecular weight?<br>

Question 34 :
Enzymes are found in all living cells. Their main function is<br><br>

Question 37 :
Which macromolecule is used by most living things to transmit genetic information from one generation to the next?

Question 39 :
Match the nucleic acid and its model from the given columns.<br/><table class="wysiwyg-table"><tbody><tr><td><b>Nucleic acid</b></td><td><b>Model</b></td></tr><tr><td>(A) DNA</td><td>(p) Double helical</td></tr><tr><td>(B) tRNA (two dimensional)</td><td>(q) Clover leaf</td></tr><tr><td>(C) tRNA (three dimensional)</td><td>(r) Hair pin</td></tr><tr><td>(D) rRNA</td><td>(s) L Shape</td></tr></tbody></table>

Question 42 :
Which of the following is the best evidence for the lock and key hypothesis of enzyme action?

Question 43 :
<span>What is transmitted from parent cells to daughter cells during cell division?</span><br/>