Which statement about environmental changes is true? a. they affect food chains but not food webs b. they may affect several populations in an ecosystem c. they cannot be caused by human activity d. they have no effect on living organisms in an ecosystem

B.They may affect several populations in an ecosystem

Explanation:

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 !