Answer:
The answer is D a retrovirus inserts DNA into the host cells genes
Answer:
You want thicc thighs there you go big nose here you go big ears here you go by breeding with the qualities they want they will get a dog that looks how they want by breeding things with certain qualities together.In genetic engineering you can elimnate health risk and replace it with something else.
Answer:
For one thing, there's lots more of it. There are many more environmental niches to be occupied in salt-water bodies, and importantly, they're all connected, making it easier for species to migrate and adapt to new habitats. Conversely, fresh-water habitats are often more isolated, confining species to a single habitat and decreasing the likelihood that they'll be able to migrate and adapt.
Explanation:
Why are these organisms by the deep sea vents?
Answer:
Moving air masses cause the weather to change when they contact different conditions. For example, a warm air mass moving over cold ground may cause an inversion. ... Cold air masses tend to move toward the Equator. Warm air masses tend to move toward the poles.