Answer:
Epidemic diseases in the New World started when Cortez went to conquer the Aztecs and the Inca and he ended up spreading disease killing thousands. They were spread by the rise of agriculture and through trade. The carriers of these diseases were bird, humans, and animals. Diseases included syphilis, tuberculosis, flu, and typhoid fever.
Explanation: I got a 100% on Edge.
Sorry I'm late :(
Brainliest Maybe?
Answer:
No, mutations do not all result in negative effects. Sometimes they can be beneficial, as they are completely random. It is our general tendency to think of the word "mutation" in negative terms; however, do not get confused. Mutations are the root/ultimate source of genetic variation; they are one of the main factors that allow populations to evolve.
The lower plate slipping beneath the upper plate eventually hits a snag. The tectonic stressors build until the bottom plate buckles and bends the upper plate into ridges.
<span>There are five environmental factors are used to create an attractive environment is,
competitors, threat of entry, substitutes, suppliers, customers.
These are the main factors that help to determine how attractive or unattractive an environment.</span>
