The inner calcium matrix of a sea urchin is called what?

mantle

What is the only way in which viruses are similar to cells

What evidence support your answer to question

True or false cancer is in part due to cells that divide too frequently; they are uncontrolled

Which measurement unit represents volume?

They are exitable cells that are long and fibrosis. These cells are ready for contraction or the activation of tension for the muscles making it possible to move body parts.

What is einsteinium

Which are most closely associated with an element on the periodic table?

If the cells involved in healing were damaged what would happen

What are enzymes? Need a specific good answer soon as possible!

Red-cheeked salamanders are partially protected from predators because of cardiac glycosides they produce from glands on their back. when ingested, cardiac glycosides disrupt normal heart rhythms.