Answer:
D
Explanation:
The immune system can protect you from bacteria and viruses, so I believe the answer would be D.
I believe it’s lactic acid fermentation! hope this helps
The answer is phytochemical<span />
Answer:
Choice C. Sodium bicarbonate acted as a pH buffer in Solution 2.
Explanation:
Sodium carbonate is used as pH buffering agent. Buffering agent is a type of solution which contains weak base or acid which stabilize the solution when another strong acid or base is added to the solution. If acid is added, the weak base that is present in the solution reacts with it and when base is added, weak acid reacts with it.
Answer:
They used to extract iron ore from this site.
Explanation: