In 1950, erwin chargaff discovered that the percentage of adenine in dna equals the percentage of thymine, and that the percentage of cytosine equals the percentage of guanine. this proved invaluable to the eventual discovery of which aspect of dna?

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 !