Answer:
the 17th amendment changed the way that u.s . senators were elected.
Answer:
<u>c. Laboratory experiments have a high degree of control and may create an artificial atmosphere.</u>
Explanation:
A limitation of laboratory experiments is that the environment in which the experiments take place, is very much calculated and controled. This means that it is artificial, and this wll affect the generalization of the findings considering a not cotroling environment such as a real environment.
Based on the description above, it is explained that all things are considered and treated equally and in addition, a person who is good listening and is someone who listens well to others are likely to be more favored than those who do not listen as people who listens are likely to follow the rules than those people who does not listen and childishly ignores them. <span />
Answer:
People have noticed and wanted more like dogs with big, floppy ears and a good sense of smell.
They bred them over many years with different breeds.
This is referred to as artificial selection and is one of Darwin's evidence points for natural selection evolution.