Why are spectral lines useful in classifying stars? A) They show the layers that make up a star.

B) They show a star's location.

C) They indicate a star's age.

D) They show the composition of a star.

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 !

yes!

explanation:

because it has a type of fat that can make you extremely sick

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides