Answer:
A) Cell Division
Explanation:
When someone has cancer their cells grow abnormally and spread very fast ( which is bad because these cells have cancer in them which spread around your body it’s why most people who are in late stages of cancer usually develop it in other places) . Normal body cells grow and divide and know to stop growing. Over time, they also die. Unlike these normal cells, cancer cells just continue to grow and divide out of control and don't die when they're supposed to.
Cancer cells usually group or clump together to form tumors.
A) A flap in the heart located between each atrium and ventricle.
Hope it helps! :)
Answer:
one end has a free phosphate group on the 5' carbon; the other end has a free hydroxyl group bonded to the 3' carbon.
