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Which of the following would have resulted from the functions of prokaryotes on early Earth? Earth's oceans grew larger less oxygen gas became present in the atmosphere less carbon became present in Earth's
asked
Aug 27, 2018
Biology
middle-school
2
answers
1
vote
75.6k
views
Students can use _________ to distinguish pure substances, such as elements and compounds with a constant composition, from other substances. A) color B) density C) particle size D) state of matter
asked
Jun 24, 2018
Chemistry
middle-school
2
answers
3
votes
108k
views
Use the unit circle to find the inverse function value in degrees. tan^-1 sqrt of 3 A. 120 degrees B. 90 degrees C. 60 degrees D. 30 degrees
asked
Sep 23, 2017
Mathematics
high-school
2
answers
4
votes
198k
views
What is the simplified form of (x+3/x^2-x-12)•(x-4/x^2-8x+16)
asked
Sep 1, 2017
Mathematics
high-school
1
answer
0
votes
99.6k
views
Which of the following means "that which is sung"? a. Oratorio b. Ritornello c. Cantata d. Basso continuo
asked
Jan 3, 2017
Arts
high-school
1
answer
1
vote
120k
views
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