Write the name of any one aminoacid, sug | Class 11 Biology Chapter Biomolecules, Biomolecules NCERT Solutions

Two types of pentose sugar are present ribose and deoxyribose. Ribose is present in RNA and deoxyribose if present in DNA.

Amino acids are the building blocks of proteins. There are 20 amino acids that are normal components of the cell proteins called protein amino acids. Many amino acids are found in the cells but do not form proteins called non- protein amino acids. Glycine is a neutral amino acid which contain one amino group and one carboxylic group per molecule.

Nucleotide is a combination of nucleoside and phosphate group or we can say that nucleotide is formed by nitrogenous base, pentose sugar and phosphate group.

Fatty acids are so named because some of them occur in fats. A fatty acid molecule is an unbranched of an carbon molecules forming four bonds to other atoms etc. Arachidonic acid is present in animal fats and helps in metabolism.