Answer:
for number 1 .no we have not there are about 8.7 million species we have yet to discover. for number 2 i can't see to good
Explanation:
Answer:
the answer is B
Explanation:
The Nile is the only form of water in Egypt, if you look where all the land marks are it shows.
Answer:
Leonardo showed intellectual genius.
Explanation:
Answer:
The Senate has always jealously guarded its power to review and approve or reject presidential appointees to executive and judicial branch posts.
Explanation:
The Constitution gives the Senate the power to approve, by a two-thirds vote, treaties made by the executive branch.
Answer:
<u><em>experimental</em></u><em>; </em><u><em>control </em></u><em>groups</em>
Explanation:
The group <em>receiving an experimental treatment is an experimental group</em>. The group is subject to modifications in the testing of the independent variable.
The independent variable attributes are registered as well as the outcome of the dependent variable.
A control group <em>is a distinct group from the experiment so that the testing of the independent variable can not affect the outcomes.</em> This separates the impacts on the experiment of the independent variable and can help rule out possible explanations of the outcomes of the study.
