Answer:
While humans, as well as other vertebrates, have a closed blood circulatory system (meaning that the blood never leaves the network of arteries, veins and capillaries), some invertebrate groups have an open circulatory system containing a heart but limited blood vessels.
Explanation:
Skeletal muscle tissue has multi-nucleated, long, thin fibrous cells. This is different than smooth and cardiac muscle cells, which are spindle and cross-zagged in shape, respectively.
Answer:
If the owl is at the top only 10 units
Explanation:
Answer: The last one. Foods are converted to ATP energy in the mitochondria.
Explanation: