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"Nucleic acid was isolated by lysing cells in detergent, guanidine isothiocyanate, and DNAse, followed by extraction in an acid phenol chloroform isoamyl alcohol solution and finally precipitation in ethanol.
asked
Mar 5, 2020
Chemistry
high-school
1
answer
3
votes
137k
views
What are 3 pieces of evidence that supports the theory of continental drift?
asked
Feb 28, 2020
Geography
middle-school
2
answers
3
votes
93.3k
views
The __________ is responsible for regulating nutrients in the blood after absorption.
asked
Jun 27, 2019
Biology
high-school
1
answer
5
votes
103k
views
The equation y=2x+1 represents a function true or false
asked
May 27, 2019
Computers and Technology
middle-school
1
answer
4
votes
171k
views
Gary wanted to determine the average height of boys at the high school. His older brother is on the basketball team, so he asked him to measure his teammates. After interpreting the results, Gary determined
asked
Feb 28, 2019
Mathematics
high-school
2
answers
0
votes
71.0k
views
In a traveling or following spotlight in a musical theater production, the brilliant xenon lamp positioned a. a little under one focal length behind the lens. b. exactly one focal length behind the lens.
asked
Mar 19, 2018
Physics
middle-school
1
answer
5
votes
202k
views
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