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Prader-Willi syndrome is a genetic disorder involving a partial deletion of chromosome 15q on the paternal chromosome. When both copies of a gene (or chromosome) are functional but only one is expressed,
asked
Apr 24, 2020
Biology
college
1
answer
5
votes
161k
views
It was discovered by Alexander Fleming in the 1920's that Penicillium notatum produced a substance, know as penicillin, which had antibiotic properties. Many would consider this to be one of the greatest
asked
Jul 25, 2019
Biology
middle-school
2
answers
0
votes
120k
views
Ammonia, an important source of fixed nitrogen that can be metabolized by plants, is produced using the haber process in which nitrogen and hydrogen combine. n2(g) + 3h2(g) = 2nh3(g) how many grams of
asked
May 16, 2019
Chemistry
college
1
answer
3
votes
14.5k
views
Determine the number of ions produced in the dissociation of the compound listed. AlF3
asked
Mar 3, 2019
Chemistry
high-school
1
answer
3
votes
191k
views
What is a Region Clue cards?
asked
Oct 6, 2018
Social Studies
middle-school
1
answer
2
votes
23.5k
views
Town's population has been growing linearly. In 2003, the population was 20000, and the population has been growing by 1700 people each year. Write an equation for the population x years after 2003
asked
Sep 2, 2018
Mathematics
middle-school
2
answers
4
votes
135k
views
Which phrase below correctly describes metaphase?
asked
Aug 7, 2018
Biology
high-school
1
answer
3
votes
203k
views
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