Which of the following monosaccharide is pentose sugar?

1. Mannose 

2. Ribose

3. Galactose

4. Glucose

 

Subtopic:  Nucleic Acid |
 86%
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The following diagram shows the molecular structure of:

                     

 1. A hexose sugar

 2. An aromatic amino acid

 3. A nitrogenous base found in RNA

 4. An important constituent of a DNA nucleotide.

Subtopic:  Nucleic Acid |
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Choose the incorrect match.

1.

Arachidonic acid

-

20C fatty acid including carboxyl carbon

2.

Lecithin

-

Phospholipid found in cell membrane

3.

Cytidine

-

Nitrogenous base of DNA

4.

Vinblastin

-

Secondary metabolite used as anti-cancer drug

 

Subtopic:  Nucleic Acid |
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The molecule represented is :-

1. uridine and it is pyrimidine

2. uridylic acid and it is nucleoside

3. uridylic acid and it is nucleotide

4. uridine and it is nucleoside

Subtopic:  Nucleic Acid |
 65%
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The structure given below is of

                          

1. A purine base

2. Adenosine

3. Adenylic acid

4. A pyrimidine base

Subtopic:  Nucleic Acid |
 79%
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The compound shown below:

1. is a component of the ATP molecule

2. is most commonly found in ori region of DNA

3. can have enzymatic activity

4. may be a component of the cell membrane

Subtopic:  Nucleic Acid |
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