The lactose repressor

Which of the below statement is NOT true for Hemolytic disease of the newborn (HDNB)

A properly functioning immune system is responsible for

Arrangement of flagella at both poles of the cell is

Specific immunity provides long-lasting protection through the production of _____.  

Heavy metals work by

Which of the following is true for Allergic contact dermatitis

Natural penicillins have broad spectrum of activity

Thermoduric microbes are common contaminants of heated or pasteurized foods

Microbes that survive short exposure to high temperatures are called