Number of peptide bonds in dipeptide is
2
1
3
4
A.
2
Number of peptide bonds in peptide is two.
The helical structure of proteins is stabilised by
peptide bonds
dipeptide bond
hydrogen bond
van der Waal's forces
Identify the statement which is not correct from the following.
(i)Carbohydrates are stored as glycogen in animals.
(ii) In glycylalanine, CO of peptide bond belongs to alanine.
(iii) Base - sugar- phosphate unit is known as nucleoside.
(iv) Obesity is due to hypothyroidism.
The correct answer is:
i, iv
ii, iii, iv
i, iii, iv
ii, iii
Observe the following statements.
I. Sucrose has glycosidic linkage.
II. Cellulose is present in both plants and animals.
III. Lactose contains D-galactose and D-glucose units.
Which of the following statements are correct?
(I), (II) and (III)
(I) and (II)
(II) and (III)
(I) and (III)
Lactose sugar is formed from
d-galactose
d-glucose
d-galactose and d-glucose
d-glucose and d-fructose