Can I see the models?? I don´t know what the cactus looks like/
Answer:
If it is tested in a controlled setting with repeated results
Explanation:
Answer:
Option b. Lowering the pH to kill pathogenic bacteria is correct answer.
Explanation:
bacterial motors are sensitive to pH. By decreasing the pH bacterial motors stops working. This was identified in a new research. But, with the weak acids and a lower internal pH they slow and ultimately stop moving (became dead).
Reference: Powell, K. Acid stops bacteria swimming. Nature (2003).
The first one, cause their trying to make it a positive way to reinforce. Which just means their trying to fix something again
<span>A. Accept 3 electrons from another atom in an ionic bond.
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