Which of the following monosaccharide is pentose sugar?
1. | Mannose | 2. | Ribose |
3. | Galactose | 4. | Glucose |
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. |
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 |
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 |
The structure given below is of
1. A purine base
2. Adenosine
3. Adenylic acid
4. A pyrimidine base
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