Cheetahs survived an event that brought them close to extinction. the few survivors repopulated the earth with the cheetahs we have today. this resulted in a loss of variation. the cheetahs are an example of
a speciation
b genetic drift
c reproductive isolation
d geographic isolation

lysosomes contain a variety of enzymes, enabling the cell to break down various biomolecules it engulfs, including peptides, nucleic acids, carbohydrates, and lipids (lysosomal lipase). the enzymes responsible for this hydrolysis require an acidic environment for optimal activity. hope i !