How did the jamestown colonists affect the local ecosystem? a) they allowed salt water from the ocean to contaminate the supply of fresh water. b) they over-fished the rivers and streams, leaving the indian tribes to turn to farming. c) they produced a crop that required a lot of land and made it hard to grow other crops. d) they introduced firearms, leading the indians to over-hunt the local wildlife. e) they used faulty techniques of growing corn that devastated the soil.

The correct answer is C) They produced a crop that required a lot of land and made it hard to grow other crops.

The Jamestown colonists affected the local ecosystem in that they produced a crop that required a lot of land and made it hard to grow other crops.

Jamestown, Virginia, was the first English colony in North America. It was founded in 1607. It was John Rolfe, who brought some tobacco seeds from the Caribbean island of Trinidad and seeded them in Jamestown with so much success that tobacco became the king of crops in Virginia.

the cell goes through mitosis

explanation:

in february 1787, congress decided that a convention should be convened to revise the articles of confederation, the nation’s first constitution. in may, 55 delegates came to philadelphia, and the constitutional convention began. debates erupted over representation in congress, over slavery, and over the new executive branch. the debates continued through four hot and muggy months. but eventually the delegates reached compromises, and on september 17, they produced the u.s. constitution, replacing the articles with the governing document that has functioned effectively for more than 200 years.