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