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The person who compiled the large set of accurate observations of planetary positions that formed the basis for proving that planets move in elliptical orbits around the sun was
asked
Oct 2, 2020
History
high-school
1
answer
4
votes
18.5k
views
Protein X is a protein that is composed of four subunits of equal size--alpha, beta, delta, and gamma--that are bound by either noncovalent interactions or disulfide bridges. Only the beta and delta subunits
asked
Sep 18, 2020
Biology
high-school
1
answer
2
votes
146k
views
............................................................h............................................................help............................................................
asked
Aug 28, 2020
Mathematics
middle-school
1
answer
0
votes
53.3k
views
2. All of the following are correct about enzymes EXCEPT (A) the mechanism by which enzymes work is known as lock and key (B) they are proteins (C) they denature at high temperatures (D) they are assisted
asked
May 23, 2020
Biology
middle-school
1
answer
0
votes
82.2k
views
Does anyone know the answer??
asked
Mar 26, 2020
Biology
high-school
2
answers
1
vote
97.8k
views
What is an equation of the line that passes through the point (-2,7) and is perpendicular to the line x-6y=42 ?
asked
Mar 12, 2020
Mathematics
college
1
answer
0
votes
23.9k
views
A hot air balloon rising vertically is tracked by an observer located 4 km from the lift-off point. At a certain moment, the angle between the observer’s line of sight and the horizontal is π 5 , and it
asked
Feb 5, 2020
Mathematics
high-school
1
answer
3
votes
187k
views
Laila said 4 equals -4. Is Laila correct? Use the number line and words to support your answer
asked
Oct 24, 2019
Mathematics
middle-school
2
answers
2
votes
145k
views
What did research conducted in 2009 at Carnegie University Mellon predict? Information on social networking sites can give most or all digits of a person’s social security number. Information on social
asked
Sep 7, 2019
Computers and Technology
high-school
2
answers
1
vote
8.6k
views
Describe the layers of the sun. My options are in the screenshot
asked
Mar 20, 2019
Biology
high-school
1
answer
1
vote
151k
views
What is a example of kinetic and potential energy that can be found in your home
asked
Jul 12, 2018
Chemistry
middle-school
2
answers
1
vote
207k
views
Which statement best describe one similarity between free verse and lyric poetry
asked
Apr 26, 2018
English
high-school
1
answer
1
vote
195k
views
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