The amino acid, which is basic in nature is
histidine
tyrosine
proline
valine
A.
histidine
The amino acids, which contains more number of amino (-NH2) groups than carboxyl (-COOH) groups are called basic amino acids.
The compound, which give a positive ninhydrin test and a negative Benedict's solution test, is
a monosaccharide
a disaccharide
a lipid
a protein
During conversion of glucose into glucose cyanohydrin, which functional group/atom of glucose is replaced?
Hydrogen
Aldehydic group
Primary alcoholic group
Secondary alcoholic, group
Which of the following can absorb over 90% of its own mass of water and also does not stick to wounds?
Saran
Thiokol
Rayon
Gun cotton
What type of sugar molecule is present in DNA?
D-3-deoxyribose
D-ribose
D-2-deoxyribose
D-glucopyranose