What s a bone marrow?

Answer 1

Bone Marrow is a soft highly vascular modified connective tissue that occupies the cavities of most bones and occurs in two forms: a: one that is yellowish, consists chiefly of fat cells, and is found especially in the cavities of long bones b: one that is reddish, is the chief site of blood cell formation, and occurs in the normal adult in cancellous tissue especially of certain flat bones -called also red marrow.

Answer 2

Its most important use is producing fresh blood cells to replace the ones lost through bleeding, fighting disease and simply wearing out (white blood cells can last up to six months; red blood cells live about 120 days, or four months; platelets only survive for about 8-12 days).

Answer 3

a bone that's marrow

that's really easy

so whoever asked this

shame on you

i'm better than you

oh yeah

Answer 4

You mean bone marrow, don't you..... Bone marrow is the spongy part of bone inside of a bone.

Answer 5

A soft fatty substance in the cavities of bones, in which blood cells are produced.

Answer 6

Medullary bone