During the period of ejection in the cardiac cycle (when blood is leaving the ventricles), the atrioventricular valves are and the semilunar valves are .

Rue or false siblings look simila rbecause they each have some traits of their parents.

Answer ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.

How can an organ, such as the lungs, work for multiple body systems?