Which of the following develop from the part of the inner cell mass called the mesoderm?

A) digestive organs
B) bones and muscles
C) brain and spinal cord
D) inner and outer layers of skin

Mesoderm

Cells of the inner cell mass of the embryo that give rise to the muscles, the bones, the circulatory system, and the inner layers of the skin.

Inner Cell Mass

A group of cells inside the early embryo that will eventually give rise to the organism's body.

Bones and Muscles

Structures that work together in the human body to provide support, protect internal organs, and enable movement.