Q2) Which of the following statements are true or false?
i) Endocrine glands are ductless glands and their products hormones are directly poured into the blood stream.
(ii) Heterocrine glands secrete both hormones and enzymes.
(iii) Goblet cells or mucous glands in the alimentary canal are examples of unicellular glands.
(iv) Liver is the largest multicellular gland in our body.
(v) Some of the cuboidal epithelial cells get specialised for secretion and acts as glandular epithelium.