1.
A large muscle in the upper arm
2.
the hard parts inside many animals that help give their bodies shape
3.
to take something apart to study it
4.
what something does, its job
5.
A part of the body where two bones come together and bend
6.
a pretend version of something that the scientist use when the real thing is too big, small or hard to work with
7.
a part of the body that attaches to bones and allows the body to move
8.
to pay close attention to something
9.
all of the bones of an animal including humans
10.
the specific form and shape of something
11.
a group of things that affect each other and function as a whole
12.
a part of the body like a string, that attaches muscle to bone
