Broadly speaking, a pathogen is a microbe that causes disease. So the most accurate answer here would be the last answer choice.
The plant will grow towards the light source.
Answer:
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Explanation:
Roughly 96 percent of the mass of the human body is made up of just four elements: oxygen, carbon, hydrogen and nitrogen, with a lot of that in the form of water. The remaining 4 percent is a sparse sampling of the periodic table of elements
Hope this helps :)