What system works with the cardiovascular system because it functions in making blood cells?
A. Skeletal
B. Nervous
C. Excretory
D. Digestive

What are some aquatic organisms that live in cold water temperatures?

What type of competition exsist between two species. turtles and fish

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity