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).
Two adaptations of a saguaro cactus in order to store water are as following:
1. large stems can store water.
2.thick waxy skin in order to reduce water loss through pores.
Answer:
parasympathetic nervous system
The answer is B, higher high tides. Because in the passage it states: "Because the tides seem to spring up."
Answer:
above fossils and fossil fuels is 6
above the sheep is 4
above the tree on the right is 1
above the tree on the left is 3
above the city is 5
Explanation:
brainliestttt
