How does the circulatory system compare to the respiratory system?
The respiratory system brings oxygen into the body, while the circulatory system moves oxygen through the body.
This is a characteristic that is passed down from parents to their offspring, such as body covering or eye color.
What is an inherited trait?
This ecosystem is a combination of salt water and freshwater.
What is an estuary?
A function of the skeletal system that helps the circulatory system.
What is producing red blood cells?
A trait that a dog does not inherit. (Example)
What is the ability to sit on command?
The organizational structure of humans.
cell, tissue, organs, organ system, organism
What do the digestive system and circulatory system of the human body have in common?
They work together to give cells the nutrients needed to produce energy.
If a consumer’s food source is unavailable what could happen to the food chain?
The consumer would have to move to find a food source, or die, causing changes to the food chain.
This body system sends messages throughout the body.
What is the nervous system?