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Which of the following makes up the dense outer layer of bone?
a. compact bone
b. spongy bone
c. bone marrow
d. periosteum

Respuesta :

dp123456
The answer to your question is the compact bone .
The answer to the question is

A. compact bone

Compact bone is dense and hard, which makes it strong. Spongy bone, further inside, has many gaps and is lightweight. This allows bone to be strong and light at the same time.