Question

When disease-causing germs enter the bloodstream and produce poisonous substances, what type of chemical substances do lymphocytes produce in response?

Options

• Hormones

• Enzymes

• Antibodies

• Toxins

Answer 1

When pathogens enter the bloodstream and produce toxins (poisons), B-lymphocytes respond by producing chemical substances called antibodies. These antibodies circulate freely in the blood plasma to combat the disease-causing germs and their toxic substances.