It is a framework that shapes and supports an animal, protects its internal organs, and allows it to move in its environment.

This is the definition of ___.

"It is a hard outer covering"

This is the definition of ___.

"It is a framework inside the body"

This is the definition of ___.

"These types of skeletons have fluid-filled cavities surrounded by muscle. An earthworm is an example of it"

This is the definition of ___.

The animal shown in the picture has ____.

The animal (sponge) shown in the picture has ____.

The animal shown in the picture has ____.

The animal shown in the picture has ____.

"A tissue that is more flexible than a bone"

This is the definition of ___.

"It is a place where two or more parts of a skeleton meet"

This is the definition of ___.

"Tissues that contract or relax to create movement"

This is the definition of ___.

"It allows animals to detect signals in their environments, process signals, and react to them"

This is the definition of ___.

In the picture, the bell is ___.

In the picture, eating the fly is ___.

When you are crossing a street, and you see the red light, your brain receives that information.

The information that travels as an electrical message is

Nerve cells that detect a stimulus, specially using the senses, are called _______.

Nerve cells that pass information between neurons are called _______.

Nerve cells that carry response information to muscles and other organs (the reaction) are called _______.

In the picture above, the prey is using _____ to run away from the predator.