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In conservative site-specific recombination, what is the name of the DNA sequence flanked by the recombinase recognition sequences? -inverted repeat -synaptic complex -crossover region -transposable element
asked
Oct 25, 2020
Biology
high-school
1
answer
5
votes
77.9k
views
The speed of sound is about 3.4 × 102 meters per second. Mark is performing a science experiment and he needs to know how far sound travels in 3 × 1010 seconds. If Mark uses a calculator to solve this
asked
Jul 24, 2020
Mathematics
middle-school
1
answer
3
votes
173k
views
Prove that either 2 · 10500 + 15 or 2 · 10500 + 16 is not a perfect square. is your proof constructive or nonconstructive?
asked
Dec 14, 2019
Mathematics
high-school
1
answer
5
votes
187k
views
Which kind of exercise targets muscle cells instead of the cardiovascular system to meet the rapid demand for energy?
asked
Jun 28, 2019
Biology
high-school
1
answer
5
votes
100k
views
Why didn’t Van Gogh knock on Bretons door
asked
Jun 20, 2019
English
middle-school
2
answers
0
votes
113k
views
You downloaded a video game to your computer. Let l represent the number of levels played. Write an inequality to determine the number of levels you can play in 60 minutes.
asked
Jun 2, 2019
Mathematics
college
1
answer
3
votes
203k
views
When you're walking through a pharmacy, you see a life-size cardboard cutout of a well-tanned young woman in a bikini, next to a display of sunless tanning products. what type of promotion is this?
asked
Mar 27, 2019
Biology
college
1
answer
4
votes
184k
views
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