Social Studies, 18.12.2019 20:31 beccahaileyowzryu
The pennsylvania dutch amish have historically been a small, isolated population in the united states. within this population, there is a different frequency of alleles than there is throughout the population of southern germany and switzerland from which they came. given this information, how is it possible that polydactyly, or the condition where people have extra fingers and toes, is more common within this group?
Answers: 3
Social Studies, 22.06.2019 07:30
Which factor contributed to the rise of african empires such as ghana and mali?
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Social Studies, 22.06.2019 10:00
How would having more railroad tracks be advantageous during a war
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Social Studies, 22.06.2019 21:30
Pj conducts an experimental study on the effects of soft music during high stakes science testing. he randomly assigns students at the school. in one condition he does not provide music for testing while in the other group he does provide the music. he administers a pretest at the beginning of the year and a posttest at the end of the year. pj’s design is best described as a: a.static group comparisonb. pretest-posttest control group designc.control-group-time-series designd. nonrandomized control-group pretest-posttest design
Answers: 2
The pennsylvania dutch amish have historically been a small, isolated population in the united state...
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