Question

define bones............. ​

Answer 1

one of the hard parts inside the body of a person or animal that are covered with muscle, skin etc

hope it helped you

Answer 2

$\huge{\underline{\sf{\orange{Bones}}}}$

• The bone is made up of organic matter called Ossein Protein.

• It is also formed by an inorganic matter called Calcium Phosphate.

• The minerals provide hardness to the bone.

• The bone is covered with periosteum. It is a thick sheet.

• The bone marrow is filled with fatty tissues and have marrow cavity.

• Growth of bones are called bidirectional.

• Bones are the important part of endoskeleton in bony fishes.

• The bones are responsible to protect organs like heart, lungs and brain etc.

• They are the store house of calcium and phosphorus.

• The bones are provide shape to the body.

• The arrangement of matrix are arranged in rings called lamellae.

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