Answer:
I'm not sure about 9 and 10
11) True
12) False
the color of the light
photopigment are unstable pigments that undergo a chemical change when they absorb light
Answer:
As you might think, bacterial infections are caused by bacteria, and viral infections are caused by viruses. Perhaps the most important distinction between bacteria and viruses is that antibiotic drugs usually kill bacteria, but they aren't effective against viruses.
Explanation:
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