Answer:
It includes different sciences, such as biology, chemistry, and earth sciences. With the help of toxicology, environmental scientists can study the toxic effects of chemicals on humans.
Explanation:
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Soils in different regions differ based on the local climate, topography of the land, and native organisms. Therefore, the answer is D. All of the above. This is because soil is influenced by relief, the different landscapes on the land, organisms, and the parent material.
Answer:
1 Declining fertility and increasing longevity lead to rising numbers of older persons as well as a continuously growing share of older persons in the population.
Explanation:
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Explanation:
Territory north of the sacred 36°30' line was now open to popular sovereignty. The North was outraged. The Kansas-Nebraska act made it possible for the Kansas and Nebraska territories (shown in orange) to open to slavery.