Which statement is NOT true about sleep apnea?
A. Apnea means not breathing.
B. Sleep apnea can cause daytime sleepiness.
C. Sleep apnea is not noticeable to another person.
D. Sleep apnea can cause heart problems

all soils contain mineral particles, organic matter, water and air the combinations determine the soil's properties – its texture, structure, porosity, chemistry and color. soil is made up of different-sized particles. sand particles tend to be the biggest.

answergenetic engineering;

perspiration and respiration.