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To determine the number of beavers in a conservation area, a researcher catches and marks 119 beavers. Then the researcher releases them. Later 89 beavers are caught and it is found that 39 of them are
answered
Aug 21, 2020
Mathematics
college
4
votes
104k
views
Which of the following Supreme Court cases ruled that school sponsored prayer by clergy at a graduation was unconstitutional? Engel v. Vitale Santa Fe v. Doe Stone v. Graham Lee v. Wiseman
answered
Aug 7, 2020
History
high-school
2
votes
186k
views
Due to the extensive regulatory systems in the cell, it is impossible to attach an incorrect amino acid to a tRNA. T/F
answered
May 31, 2020
Biology
college
4
votes
178k
views
Help help help help help
answered
Mar 13, 2020
Social Studies
high-school
7
votes
198k
views
In which form do the verbs “buscar” and “pagar” have a spelling change?
answered
Nov 18, 2019
Spanish
college
4
votes
85.3k
views
"there is never any end. there are always new sounds to imagine; new feelings to get at. and always, there is the need to keep purifying these feelings and sounds so that we can really see what we've discovered
answered
Aug 21, 2019
Social Studies
high-school
5
votes
35.5k
views
Environment includes all factors that influence _____. plant and animal life climate and weather plant and alien life
answered
Jun 25, 2019
History
middle-school
3
votes
98.5k
views
What is a laissez-faire government?
answered
May 5, 2019
History
middle-school
2
votes
124k
views
Why did the athenians stay within their walled city during the peloponnesian wars
answered
Mar 19, 2019
History
college
3
votes
200k
views
If s(x) = 2x2 + 3x - 4, and t(x) = x + 4 then s(x) · t(x) =
answered
Oct 23, 2018
Mathematics
high-school
6
votes
217k
views
Forms a new substance with different chemical and physical properties
answered
Jul 12, 2018
Biology
middle-school
5
votes
98.8k
views
What is used up in and stops a chemical reaction?
answered
Mar 2, 2018
Chemistry
high-school
6
votes
52.8k
views
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