What is the correct type of circulatory system for members of class Reptilia? Open - Oxygen is delivered to organs by blood washing over organs in the body cavity.
Closed - Oxygen is delivered to organs by blood traveling through arteries and veins.
O Closed - Oxygen is delivered to organs by blood washing over organs in the body cavity.
O Reptiles don't have a circulatory system.

Closed the first one

Explanation:

In amphibians, reptiles, birds, and mammals, blood flow is directed in two circuits: one through the lungs and back to the heart, which is called pulmonary circulation, and the other throughout the rest of the body and its organs including the brain (systemic circulation).

most mammals, have closed cardiovascular systems. The two main circulation pathways in invertebrates are the single and double circulation pathways.

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this

not only is it colder, it also becomes darker, less salty, and more dense.