A scientist wants to determine whether a certain type of yeast is able to perform anaerobic respiration. Describe a test the scientist could perform to see if the organism is capable of this.

He could lock the plant in a room with no oxygen at all, if it survives it's anaerobic, if it doesn't then it's aerobic.

Explanation:

An anaerobic organism or anaerobe is any organism that does not require oxygen for growth. It may react negatively or even die if free oxygen is present.  

the answer is a. now keep my answer here.

what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.