Stem cells are a class of undifferentiated cells that are able to differentiate into special cell types.
They are important because they represent an area in medicine, because they have the potential to regenerate and repair damaged tissue.
Not all stem cells come from embryos but also bone marrow, your teeth and other places.
Carl Vinson was extremely supportive of the US Navy in their roll of defense, however, though this is the case he never favored the financial gain of under US military branches to aggregate the Naval funds at the time. So the first answer, answer A, if false. Though Carl Vinson was pro Navy, this didn't mean that the Navy could start retiring it men, the number stayed roughly the same, because of course we had people actually retiring or enlisting. This makes option B false. Other nations were always a threat, maybe no apparent to the US but seeing how the United States reacts to situations, this is a gross understatement. Option C is false. His efforts DID in fact help naval expansion needed in order to defend Pearl Harbor during attack. Option D is correct.
Answer:
False
Explanation:
That would be Alexandria in Egypt so false.
Answer:
The three trade routes used during the Hellenistic era are mentioned below: - The ptolemaic empire, The Antigonid empire and the seleucid empire in Egypt, Macedonia and in Persia and Mesopotamia were three hellenic empires that followed Alexander death. - From the war of succession these three empires emerged.
Explanation:
