In which of the following energy is released?

1. Conversion of glucose into pyruvate

2. Formation of proteins from amino acids

3. Conversion of glucose into lactic acid

4.Both (1) & (3)

Which of the following is not strictly a biomacromoles?

1. Proteins

2. Lipids

3. Polysaccharides

4. Nucleic acid

A secondary metabolite that acts as a toxin is

1. Carotenoids

2. Curcumin

3. Abrin

4. Monoterpenes

A secondary metabolite that is alkaloid in nature is

1. codeine

2. Anthocyanin

3. Gum

4. Abrin

An example of protein with quaternary structure is

1. Myoglobin

2. Haemoglobin

3. Keratin

4. All of these

Lecithin is a these

1. Type of wax

2. Phospholipid

3. Oil

4. Simple fatty acid

The pentose sugar present in RNA is

1. Galactose

2. Sucrose

3. Ribose

4. Fructose

The structure of protein which gives a three dimensional view is

1. Primary structure

2. $\alpha -helix$

3. $\beta -pleated sheet$

4. Tertiary structure

An aromatic amino acid is

1. Tryptophan

2. Glutamate

3. Arginine

4. Valine

Name one essential amino acid

1. Methionine

2. Alanine

3. Glutamate

4. Proline