Answer:
If you're on EDGE 2021, it's NOT D.
I think it's A.
Answer:
the answer is b I got it right on my test B
Answer:
i live in Terrestrial ecosystems ( land-based) &, i shared it with frogs,fishes,birds,snakes,insects,turtles....
Explanation:
Answer:
Yes, ink chromatography can be used by the teacher to find out whether or not a student has changed answers after a test has been graded.
Explanation:
Ink chromatography is a procedure of separating out of the desired ink from the mixture of various other types of inks or dyes. When any ink is mixed with any solvent meant for it, then it dissolves and may be distinguished from the other ink. Also another fact is helpful, which indicates that some ink are water soluble and some are alcohol soluble. Different types of ink pen uses various types of inks, when this is mixed with certain solvents the components of the mixture thus obtained forms a banding pattern which is very unique to that particular. This is also called ink chromatograph.
