The skeleton of a vertebrate is

a. internal and made of bones.

b. made of muscle and very strong.

c. surrounded by a hard shell.

d. controlled by fluid pressure. Reset Selection

What supports the external ear?

Definition of binomial nomenclature

When proteins are broken down into their simplest form, they are called:?

Which is the only organ that is located medially within the body? A. the skin B. the heart C. the appendix D. the kidneys

What is the main role of a hormone? to provide energy to the cells all over the body after release into the circulation to carry information to cells in the body at different places from where it's released into the blood to carry respiratory gases

How are natural areas different from rural areas

Which best describes what happens to a developing fetus during the third trimester?

Explain how habitat selection can limit the range of otherwise suitable habitats.

Is the big bang the only way to explain the expansion of the universe

What is a Genome? Where is it found? What does it contain?