Record the quotient to two decimal places for 7/9

Which of the following is NOT one of the three pairs of salivary glands?

a. Bilingual b. Parotid c. Submandibular d. Sublingual

Antibodies are ________ substances and are produced by lymphocytes in the spleen, lymph nodes and tissues, and the bone marrow

a. protein b. fatty c. liquid d. bone