Valves ensure blood flows toward your heart. Vein valves work to bring the blood that flowed down via arteries back up to your heart.
The property which would be expected to be true of a parallel universe would be that: They would have the same laws of physics.
Discussion:
A parallel universe by definition is; a separate universe or world that coexists with our known universe but is very different from it. a realm of existence and experience that is fundamentally different from the one that most humans share; a separate reality ultimately.
PS: Plato reflected deeply on the parallel realities, resulting in Platonism, in which the upper reality is perfect while the lower earthly reality is an imperfect shadow of the heavenly.
Read more on parallel universes:
brainly.com/question/930525
Answer:
I think because of the chemical reaction I think something to do with carbon dioxide but I forget
Answer:
sorry we don't know which ones u have learnt about :(
Explanation: