The whole cell is surrounded by a membrane, but each individual is also surrounded by a membrane.
a. phospholipid
b. metaphase
c. organelle
d. chromosome

Which of the following statements accurately defines epidermis? a. a thick protein fiber composed of the protein collagen b. hard, dense bone tissue found on the outer surface of a bone c. single layer of epithelial cells and the underlying basal lamina d. outer, protective layer of the skin composed of stratified squamous keratinized epithelial tissue