Different stars are different colors depending on the temperature. So, for example, a blue star is hotter than a yellow star such as our Sun.
Answer:
Compound.
Explanation:
If a molecule consists of 2 or more elements its a compound.
Poor fitness can cause your heart to start disfunctioning, and not beating the way it should be. If an adult is not exercising often, they can end up having major heart problems that can affect the way they see their future.
5 ........................
Prokaryotic cells lack a nucleus.