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What is meant in astronomy by the phrase "adaptive optics? a. The mirrors and eyepiece of a large telescope are spring-loaded to allow them to return quickly to a known position. b. Slow modifications
asked
Dec 3, 2020
Physics
high-school
1
answer
0
votes
160k
views
How many positive factors of 200 are divisible by 4? A. 2 B. 5 C. 6 D. 8 Twice the sum of the prime factors of 35 is k.What is the value of k-4? A. 12 B. 14 C. 16 D. 20 In the set of consecutive integers
asked
Aug 24, 2020
Mathematics
middle-school
1
answer
0
votes
13.0k
views
A gene on a chromosome lies close to another gene controlling a different trait. This indicates that the genes are _. The first gene contributes to the expression of the second gene. This indicates _?
asked
Jul 22, 2020
Biology
middle-school
2
answers
2
votes
128k
views
Who was the first Christian ruler of Rome
asked
Jul 3, 2020
History
middle-school
2
answers
4
votes
222k
views
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