A cell that has only one set of chromatically would be a haploid.
The answer to this question is Betz Cells
Answer:
atmospheric humidity.
Explanation:
used to measure the amount of water vapor in air, in soil, or in confined spaces. Humidity measurement instruments usually rely on measurements of some other quantities such as temperature, pressure, mass, a mechanical or electrical change in a substance as moisture is absorbed.
I believe it is D, to protect weakened ecosystems and their wildlife