Answer:
they helped lead to the exploration and discovery of the Americas, and the Colombian Exchange
Explanation:
It looks like a double helix
Answer:
An observational study, not an experiment.
Explanation:
Researchers investigated reasons why different species of birds begin to sing at different times of the morning. They captured and examined birds of 57 species at different sites around England. They reported that there is a strong relationship between the diameter of a bird's eye and the time it starts singing in the morning: birds with larger eyes tend to start singing earlier.This is an example of An observational study, not an experiment.
Answer:
Explanation:
Enlightenment thinkers argued that liberty was a natural human right and that reason and scientific knowledge—not the state or the church—were responsible for human progress. But Enlightenment reason also provided a rationale for slavery, based on a hierarchy of races.
Answer:
it should be A because the president that got elected stole their rights from them looked it up so sorry if I'm wrong