Differentiation is the process of going from a stem cell to a differentiated, specialized cell.
Answer:
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Explanation:
Social Security. Almost all Americans (89 percent) age 65 and older receive Social Security payments. ...
Employment. Some Americans (20 percent) continue to work after age 65. ...
Pensions and annuities. Just over a third (35 percent) of current retirees have pension or annuity income. ...
Assets.
Answer:
For adult, compress the chest to a depth of at least 2 inches. For a child, compress to a depth of about 2 inches. For an infant compress to a depth of 1 ½ inches.
Explanation:
When researchers create Lesions they are destroying a piece of the brain. Lesions may be useful to researchers in understanding how the components of the brain produce cognition. Research involving lesions relies on two assumptions: that brain damage can affect different aspects of cognition independently, and that locally damaged brain functions identically to a normal brain in its "undamaged" parts.
