Fill in the blanks

(a) Pneumonia is an example of _______ disease.


(b) Many skin diseases are caused by_______.


(c) Antibiotics commonly block biochemical pathways important for the growth of _______.


(d) Living organisms carrying the infecting agents from one person to another are called _______.

(a) Communicable.

Pneumonia is a communicable disease, which means it can be spread from one person to another and is also an infectious disease of lungs.


(b) Fungi


Jock itch, also called tinea cruris, is a common skin infection that is caused by a type of fungus called tinea. This type of fungal disease is accelerated in sultry, warm or humid areas.


(c) Bacteria


An antibody (Ab), also known as an immunoglobulin (Ig), is a large, Y-shaped protein produced in the body. Using this binding mechanism, an antibody can tag a microbe or an infected cell for attack by other parts of the immune system, or can neutralize the foreign bacterial infection or attack.


(d) Vector


vector means that it carries a disease from one host to another.


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