An example of an animal that has a notochord but lacks a backbone is a

answer; i believe that the correct answer is ; males are hemizygous for the x chromosome;

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 !