Ethyl alcohol is one of the series of organic chemical compounds
in which a Hydrogen (H) attached to carbon is replaced by a hydroxyl (OH). It
is made from sugar, starch and other carbohydrates by fermentation with yeast
and synthetically from ethylene or acetylene. It has been used in beverages
which has unstable, combustible, colorless liquid with slight distinctive odor.
The amount of Ethyl alcohol in any drinks can be determined by multiplying the
percentage (%) of alcohol and size.
The correct answer is c. Genetic Variation. Bacteria are very numerous, ad random mutation of bacterial DNA generates a wide variety of change, including resistance.
Answer:
Explanation:
friction between two rock surfaces grinding away minerals.