Answer:
When the water evaporates, it leaves behind a solid layer of minerals
Genetic Engineering. They are changing the genes of something (In this case, Cabbage) to help is survive its environment better.
They are the same because if u simplify both fractions they are both 1/4
You end up with a polyploid condition. Not uncommon in organisms, especially plants, like angiosperms.
Look up "polyploidy".
two strands of DNA are held together by weak hydrogen bonds.