The valves of the heart and veins are similar in that they both: A.) Prevent blood from flowing too quickly.

B.) Are made of rigid cartilage.

C.) Prevent backflow of blood.

D.) Act as propellers to move blood forward.

The law of entropy can also be called the law of increasing disorder, but this law seems to contradict the existence of living organisms that are able to organize chemicals into organic molecules. prepare for a class debate on the validity of the following arguments: a. living things are not subject to the laws of thermodynamics. b. the increase in the universe's entropy due to life processes is greater than the decrease in entropy within a living organism.