BSCS Biology: A Molecular Approach

Chapter 23: Immune Systems

Protection Against Infection

1.
____ are viruses and organisms such as parasitic bacteria and fungi that invade other organisms and cause disease.
A)pathogens
B)phagocytes
C)antigens
D)lymphocytes
2.
The first line of defense in the body against most pathogenic microbes are ____ cells, found especially in the blood and lymphatic systems.
A)pneumatic
B)antigen
C)antibiotic
D)phagocytic
3.
This cartoon, showing people with animal characteristics, resulted from fear of what new medical practice around 1800?
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A)cloning
B)skin grafts
C)crossbreeding
D)vaccination
4.
Specific microbiological defenses against certain pathogens are called ____ immunity.
A)nonspecific
B)adaptive
C)acquired
D)phagocytic
5.
____ was the scientist who developed the first immunization.
A)Louis Pasteur
B)Edward Jenner
C)Susumu Tonegawa
D)Marie Curie
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