Animal fibers are made of what macromolecule?

Animal fibers are made of proteins.

Explanation:

Fibers can be described as linear, long molecules which are of great importance to the body of animals as well as plants. Fibers can also be produced commercially due to their huge economic importance in industries. Different types of wool of animals are also animal fibers.

Animal fibers are a kind of natural macromolecule which is made up of proteins. Examples include the hair of an organism and the silk produced by some animals.

all matter is made up of atoms

in any element all atoms are the same

elements in a compound are always in a constant ratio: apex

the food storage products of chrysophytes are oils or the polysaccharide laminarin.   formerly classified as plants, the chrysophytes contain the photosynthetic pigments chlorophyll a and c all but the yellow-green algae also contain the carotenoid pigment fucoxanthin.