23
MCQ (Multiple Correct Answer)
Amino acids are classified as acidic, basic or neutral depending upon the relative number of amino and carboxyl groups in their molecule. Which of the following are acidic?
A
B
C
D
24
MCQ (Multiple Correct Answer)
is .............. .
A
$\alpha$-amino acid
B
basic amino acid
C
amino acid synthesised in body
D
$\beta$-amino acid
25
MCQ (Multiple Correct Answer)
Which of the following monosaccharides are present as five membered cyclic structure (furanose structure)?
A
Ribose
B
Glucose
C
Fructose
D
Galactose
26
MCQ (Multiple Correct Answer)
In fibrous proteins, polypeptide chains are held together by
A
van der Waals forces
B
disulphide linkage
C
electrostatic forces of attraction
D
hydrogen bonds
27
MCQ (Multiple Correct Answer)
Which of the following are purine bases?
A
Guanine
B
Adenine
C
Thymine
D
Uracil