The 11 organ systems of the body are the integumentary, muscular, skeletal, nervous, circulatory, lymphatic, respiratory, endocrine, urinary/excretory, reproductive and digestive. Although each of your 11 organ systems has a unique function, each organ system also depends, directly or indirectly, on all the others.
Immune system becuase ur immune system helps get rid of sickneess
<span>they do not have specific functions. hope this helped
</span>
Answer:
How far down the layer is
Explanation:
yeah
Darwin explained that evolution occur due to natural selection.
