DNA contains the sugar
Deoxyribose
Ribose
D-fructose
D-glucose
A.
Deoxyribose
DNA consists of deoxyribose sugar.
Lactose sugar is formed from
d-galactose
d-glucose
d-galactose and d-glucose
d-glucose and d-fructose
The helical structure of proteins is stabilised by
peptide bonds
dipeptide bond
hydrogen bond
van der Waal's forces