One of the major functions of blood in animals is to maintain a(n) internal environment.

In the family tree below, people with the recessive trait of attached earlobes are shaded gray.

Sea stars, sea urchins, sand dollars, and brittle stars are all memeber of a group, what is the common name of the group they are all in

What is one energy transformation that is taking place in the photo? radiant energy to thermal energy thermal energy to nuclear energy chemical energy to thermal energy radiant energy to chemical energy