all infectious diseases: a) are contagious b) only occur in humans c) are caused by microorganisms or their products d) are caused by vectors e) involve viruses as the pathogen

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asked Apr 18, 2023 95.1k views

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all infectious diseases: a) are contagious b) only occur in humans c) are caused by microorganisms or their products d) are caused by vectors e) involve viruses as the pathogen

Biology
high-school

Denys Wessels asked

by Denys Wessels

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Answer:answer is A

Step-by-step explanation:

Dave Reid answered Apr 24, 2023

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