8. what would be the consequences if the human

body lacked internal epithelial tissues?

Explanation:

The epithelial tissues have a role that covers the inner lining of the organs of the body and also covers the outer surface of the body and lining of digestive system. If the body lacks the epithelial tissues then the microbes will invade the body and will cause diseases. The food and other foreign particles will harm the inner lining of the digestive system. This will result in internal leakage.

the alkaline earth metals (beryllium (be), magnesium (mg), calcium (ca), strontium (sr), barium (ba), and radium (ra)) are a group of chemical elements in the s-block of the periodic table with very similar properties: shiny. silvery-white. hopefully this ? i didn't fully understand the question