"One of the simplest of the tissues in the body is called the epithelium, and its cells are…
Two skullcaps used for defense of the head in the 16th century. The caps fit closely to the head. The…
"Until hard rock is reached the sides of the excavation are supported temporarily by a lining"—Finley,…
"Until hard rock is reached the sides of the excavation are supported temporarily by a lining"—Finley,…