A hormone that contains iodine is-
1. | Insulin | 2. | Testosterone |
3. | Adrenaline | 4. | Thyroxine |
Scurvy is caused due to the deficiency of vitamin:-
1. | B2 | 2. | B12 |
3. | C | 4. | D |
Sucrose on hydrolysis gives:
1. -D-Glucose + -D-Glucose
2. -D-Glucose + -D-Fructose
3. -D-Fructose + -D-Fructose
4. -D-Glucose + -D-Fructose
The incorrect statement about carbohydrates is :
1. Maltose is a reducing sugar.
2. They are stored in the animal body as glycogen.
3. Amylopectin constitutes about 15-20% Of starch.
4. Cellulose is composed of only -D- glucose units.
A linkage present in proteins and peptides is:
1. | 2. | ||
3. | 4. |
Insulin regulates the metabolism of :
1. | Minerals | 2. | Amino acids |
3. | Glucose | 4. | Vitamins |
An insoluble biomolecule in water is-
1. | -keratin | 2. | Haemoglobin |
3. | Ribonuclease | 4. | Adenine |
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 |
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
D(+) glucose yields an oxime with hydroxyl amine. The structure of the oxime would be:
1. | 2. | ||
3. | 4. |