The view that species change little during most of their existence and then evolve rapidly into new species is called punctuated equilibrium .
Indicate whether the statement is true or false
Ans: true
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Which of the following was NOT a consideration for Constantine in moving the capital of the Roman Empire from Rome to Constantinople?
A) The new capital had an excellent harbor B) Building a new capital allowed Constantine to send the message that his was a new era for the Roman Empire C) The new capital was close to the Danube frontier, a trouble area that required the emperor's attention D) Constantine received a vision from God, advising him to build a new capital
Scientists believe that some answers to proposed question will ultimately never be known. Indicate whether the statement is true or false
Fractional distillation is used in processing ________
A) ethanol fuel B) coal C) natural gas D) crude oil
Ultimately, a pure communist system would result in __________.
a. no private property b. no poor people c. no rich people d. no social or economic classes e. all of these are correct