collagen is a form of protein
collagen proteins
The main proteins made in bone are the ones that makeup collagen.
Collagen and Keratin, both fibrous proteins.
Keratin and Collagen are examples of proteins.
Collagen consists of a group of proteins with a special structure. The collection of proteins in it varies across species. Hence, it does not have a molecular formula. Please see the link.
Collagen and elastin
Agar agar does not produce collagen. It is a plant-based alternative to gelatin and is commonly used as a vegan substitute in cooking and baking. Collagen is a protein found in animals, especially in their connective tissues.
Tendons contain a number of different proteins, but the protein that is most prominent is a type of collagen.
Hair has lots of structurally strong proteins like collagen.
Elastin and Collagen
yes
Ribosomes functions as factories to produce proteins.