The types of organisms found in a pond or lake depend the on

The temp. of water , nutrients , and the amount of sunlight .

hope this helps

The temp. of water, nutrients, and the amount of sunlight.

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 !

if your own plato the answer is b. the fern transitioned from sporophyte generation to gametophyte generation.