Science, asked by nicksshakya2427, 16 hours ago

conduct a research on why how coronavirus affects the respiratory system of human beings present it using a ppt

Answers

Answered by kevalchaudhary651
0

Answer:

helping hands

Explanation:

PowerPoint Presentation - STFM

Upper Respiratory Infections. Normal human coronaviruses cause 5-10% of common cold/URIs, with outbreaks to 30% of common

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