Oxygen enters the blood in the A. Bronchi.
The correct answer would be D, gravity. As moving water will cause rocks to erode as well as wind, and animal habitation.
That would be Dinitrogen sulfide i believe :)
Hope this helps :)
Yes and to make sure just check the comments
Answer:
Explanation:
Scientists use Taxonomy, the science of classifying living things, in order to make sense of biodiversity and how living things are related. For example, the classification of species is important in light of a changing environment because it helps scientists keep track of endangered species and what new species were formed because of the environmental change.
