Questions by Pellenberger

Questions by Pellenberger

A scientist tries to mate the two similar-looking fruit flies Drosophila melanogaster and Drosophila simulans. But he finds that they are unable to produce viable offspring.What kind of evolutionary barrier

asked Oct 2, 2017

2 answers

5 votes

59.1k views

How did John Winthrop change the government of Massachusetts? A. Established the Mayflower Compact B. Allowed company shareholders to vote C. Created a colonial legislature D. Allowed women to votePlease

asked Jun 12, 2017

1 answer

5 votes

185k views

Which of the following is a perfect square trinomial? A. 25x2 + 30xy - 9y2 B. 25x2 - 30xy + 9y2 C. 25x2 - 16xy + 9y2 D. 25x2 + 16xy - 9y2

asked Nov 6, 2016

2 answers

2 votes

232k views

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