Question

Animal tissue which offers protection by means of nails,horns and feathers is called

Answer 1

Animal tissue which offers protection by means of nails, horns and feathers is called?

=> Keratin

Keratin is also the protein that protects epithelial cells from damage or stress.

Answer 2

Animal tissues which offer protection are generally made up of keratin protein.

Keratin is a type of hard fibrous protein which is present in exoskeleton and perform the function of protection.

• It is main component of hairs, feathers, wool, nails, claws etc

• There are two types of keratin - alpha and beta keratin

• Alpha keratin is the main component of nails , feathers, claws, horns etc and occur widely in nature

• Keratin are hard fibrous and non flexible and insoluble in water

• Keratin is rich in hydrophobic amino acids auch as valine, isolucine etc

• Keratin is formed of  long polypeptide chains.