Protozoa:
A) are a major health threat in the U.S.
B) are responsible for diseases like malaria and amoebic dysentery.
C) are multicelled microscopic worms.
D) must be removed surgically.
Correct Answer:
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Q10: During which stage of the infection process
Q11: Simple one-celled organisms that are the most
Q12: A host is:
A)the vehicle that carries the
Q13: A biological or physical vehicle that carries
Q14: A disease-causing microorganism is called a:
A)vector.
B)host.
C)lymphoid.
D)pathogen.
Q16: Small parasitic worms that attack specific tissues
Q17: All of the following are true statements
Q18: The tiniest and toughest pathogens are:
A)viruses.
B)helminths.
C)protozoa.
D)bacteria.
Q19: Fungi:
A)are single-celled organisms.
B)are filled with chlorophyll.
C)release enzymes
Q20: The result of being hypersensitivity to a
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