Answer:
Circulatory system is an organ system which is composed of the heart and blood vessels. Blood vessels consists of arteries, veins, and capillaries.
Explanation: Heart is the pumping organ which pumps oxygenated blood to all cells of the body and bring back deoxygenated blood from all the cells.
Blood vessels consists of arteries, veins and capillaries. Arteries are the vessel which carry oxygenated blood. Veins are the vessel which carry deoxygenated blood and capillaries are the tiny vessel which are connected to the every cell from arteries and Veins.
According to the theory proposed by Harry Hess, what causes continents to move?
The correct answer is : seafloor spreading.
Earlier, in 1912 Alfred Wegener produced evidence that the continents are in motion but this idea was shelved as he could not explain what forces the continents to move. So, almost 50 years later Harry Hess confirmed Wegener's ideas by using the evidence of seafloor spreading to explain what moved continents.
C.the single cell divided to form two new cells, and the two new cells each divided to form four total cells, all by asexual reproduction.
The best and most correct answer among the choices provided by the question is the second choice. The statement "<span>Organisms living today do not share ancestry with older, simpler life-forms." is False. </span>I hope my answer has come to your help. God bless and have a nice day ahead!
Genes are what code for those things
