The structural unit of compact bone is called an osteon, or sometimes referred to as a Haversian system. Compact bone is made up of many osteons
Answer:
the answer is choice 2
Explanation:
plateaus are flat on the top I believe, and answer 2 has a flat top
Hope this helps :)
This condition is referred to as Hematochezia
Parasites need a host. If a host tries to get rid of the parasite or kill it, then the parasite either has to leave the body or die.
