Identify the microorganisms in each tube as obligate aerobes, obligate anaerobes, or facultative anaerobes. Explain the process each uses to make ATP

Ithink it is quantity of plants

The independent variable is the type of music.the dependent variable is the pulse rate.the intervening variable is the age of the subject.if the mother does not like rock, her pulse is likely to not increase.the same might be true for the sister.the friend may like rap and gets excited.to establish cause/effect relationship, all of the subjects must be consistent.hope i .

The answer should be vaporization 

The total number of electrons is 14