<span>in an environment where there is little or no oxygen. aerobic respiration requires oxygen ad when it is not present fermentaion (anaerobic respiration) occurs because it works when oxygen isn't there</span>
I'm pretty sure it's called the ozone layer I'm not sure how to spell it but I'm almost sure that's what it's called
Answer:
Waves
Explanation:
Waves are moving bodies of water that crash against the shore and cause erosion.
Answer: B, 3 atoms
Explanation: The number of atoms for each element in the formula are calculated by looking at the subscripts and the coefficient. The calculation is given as Al atoms =2x1, S atoms = 3x1 and O atoms = 3x4.