Osteocytes is a bone cell formed when an osteoblast becomes embedded in the matrix it has secreted. So it would be that osteocytes secrete the matrix of Hanoverian canal.
Answer: Most sedimentary rocks come from the ground, grand canyons, and even valconoes.
Explanation: Sedimentary rocks are rock that have been squished together by other rocks. One sedimentary rock can be made up of 10 or more rocks!
Answer: naomi, who is not breathing and whose heart is not beating
A person is considered clinically dead if their blood circulation and breathing is stopped because those two is needed to sustain live. Notice that the diagnosis need both of them, so only one of them is not enough. Helga and John has no problem in breathing and circulation, so they wont be considered clinically dead.