Answer:
it regulates the calcium levels in the blood
Explanation:
Answer:
C) Scrubbers remove sulfur from the smoke of coal power plants.
Explanation:
Well most scrubbers in North America (U.S) coal plants are used to remove sulfur emissions from coal and lessen the formation of acid rain.
Answer:
the mature organism is sterile.
Explanation: just is
The answer is C the ancient photosynthetic prokayotes evolved into modern chloroplasts.