many physiological functions. For example some functions as enzymes. One of the following represents an additional function that some proteins discharge: a. Antibiotics b.
Pigment conferring colour to skin c. Pigments making colours of flowers d. Hormones . Given below is the diagrammatic representation of one of the categories of small molecular weight organic compounds in the living tissues.
Identify the category shown & one blank component “ X” in it. O HOH C X OH OH Category Compound Cholesterol Guanine Amino acid NH Nucleotide Adenine Nucleoside Uracil . Distinguish between nitrogenous base and a base found in inorganic chemistry. .
Write the characteristic feature of DNA. . Explain the structure and function of different types of RNA.