Explain how the cardiovascular and respiratory systems work together to deliver oxygen to the body.

When you breathe in, your respiratory system receives fresh oxygen. The oxygen first goes into your lungs and then into the left side of your heart. It is then pumped by the heart into your bloodstream.

I took the test and got 100%

emerald ash borer

the emerald ash borer is a green buprestid or jewel beetle native to north-eastern asia that feeds on ash species. females lay eggs in bark crevices on ash trees, and larvae feed underneath the bark of ash trees to emerge as adults in one to two years. hope this !

the unequal cytoplasmic division that  results  in  one egg  and three polar bodies ensures that a fertilized  egg has  ample nutrients  forits journey  to  the uterus.