Which one of the following is an antioxidant vitamin?

Which of the following statements are correct?
$(a)$ Proteins are heteropolymers of amino acids.
$(b)$ The sugar found in nucleic acids is of the $\beta$-type.
$(c)$ Nucleic acids exhibit acidic properties.
$(d)$ $5$-methyl uracil is attached to the first carbon atom of the ribose sugar.
$(e)$ Collagen is the most abundant protein found in the plant kingdom.

Which of the following pairs of fat-soluble vitamins and their associated deficiency diseases is correct?

Which of the following vitamins is present in cod-liver oil?

Glucose is converted into glycogen in the liver and stored in:

Find out a qualitative test for proteins,fats and oils,amino acids and test any fruit juice,saliva,sweat and urine for them.