Quiz 18 Biology – Flashcards
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A substance thought to be capable of causing cancer is called a(n)?
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carcinogen
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An internal "life-support" capsule that enables a bacterium to survive harsh conditions is called a(n)?
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endospore
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An infections disease caused by a pathogen that can be spread from person to person is called a(n)_______ disease.
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communicable
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What are three basic bacterial shapes?
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cocci, spirilla, and bacilli
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A scientist who studies bacteria is called a(n)?
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bacteriologist
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What is not considered a major cause of cancer in developed countries?
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industrial pollution
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A person who displays no symptoms of a disease but can spread the disease to others is called a(n)?
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carrier
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The scientist who formulated the germ concept of disease was?
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Pasteur
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Tumor cells that have the ability to leave the tumor and spread throughout the body are described as?
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malignant
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A tiny capsule of genetic information that infects and reprograms living cells is called a(n)?
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virus
