Experimental Evidence Has Shown That When Cells from the Presumptive

question 33

Multiple Choice

Experimental evidence has shown that when cells from the presumptive neural ectoderm of a newt embryo in the late gastrula stage are transplanted onto the surface of a second late gastrula where epidermis would normally develop,the transplanted cells still develop into tissues of the nervous system.These results show that the transplanted cells are

• A) differentiated.
• B) totipotent.
• C) discontinuous.
• D) determined.
• E) endodermal.

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Definitions:

Rational Expectations

The hypothesis that individuals form forecasts about the future based on all available information, including historical data and predictions about future policy actions.

Government Policy Makers

Individuals or groups within the government responsible for developing, implementing, and amending policies and regulations.

Aggregate Demand Curve

A graphical representation showing the relationship between the overall price level in the economy and the total demand for goods and services at that level.

Expected Price Level

The anticipated average price of goods and services in an economy at a future date.