D(+) glucose yields an oxime with hydroxyl amine. The structure of the oxime would be:
1. | 2. | ||
3. | 4. |
The disease caused by deficiency of vitamin B1 is:
1. | Convulsions | 2. | Beri-beri |
3. | Cheilosis | 4. | Sterility |
Sucrose can be formed by:
1. α–D–galactopyranose and α–D–glucopyranose
2. α–D–glucopyranose and β–D–fructofuranose
3. β–D–galactopyranose and α–D–fructofuranose
4. α–D–galactopyranose and β–D–fructopyranose
The segment of DNA, that acts as the instrumental manual for the synthesis of the protein is:
1. | Nucleotide | 2. | Ribose |
3. | Gene | 4. | Nucleoside |
Which of the following hormones contains iodine?
1. Insulin
2. Testosterone
3. Adrenaline
4. Thyroxine
1. | Thyroxine | 2. | Oxypurin |
3. | Insulin | 4. | Progesterone |
In DNA, the complementary bases are:
1. Adenine and thymine; guanine and cytosine
2. Adenine and thymine; guanine and uracil
3. Adenine and guanine, thymine and cytosine
4. Uracil and adenine; cytosine and guanine
Which one of the following vitamins is water-soluble?
1. | Vitamin-B | 2. | Vitamin-E |
3. | Vitamin-K | 4. | Vitamin-A |
RNA and DNA are chiral molecules due to:
1. L- sugar component
2. Chiral bases
3. Chiral phosphate exter unit
4. D- sugar component
During the process of digestion, the proteins present in food materials are
hydrolysed to amino acids as shown below.
Proteins \(\xrightarrow[]{\textbf{Enzyme(A)}}\mathrm{}\) Polypeptides \(\xrightarrow[]{\textbf{Enzyme(B)}}\mathrm{}\) Amino acids
Enzymes (A) and (B) are respectively:
1. | Amylase and maltase | 2. | Diastase and lipase |
3. | Pepsin and trypsin | 4. | Invertase and zymase |