Answer: The mesosphere starts at 31 miles (50 km) and extends to 53 miles (85 km) high. The top of the mesosphere, called the mesopause, is the coldest part of Earth's atmosphere, with temperatures averaging about minus 130 degrees F (minus 90 C). This layer is hard to study
Explanation: hope this helps please give brainliest!
It is carried on the X chromosome.
Taking this test on Gradpoint, hope I helped.
I would say pelagic isn't a zone of ponds and lakes. A pelagic zone is more a zone of the sea rather than ponds and lakes.