Answer these questions based on what you learned from the lesson. Eubacteria
are a relatively small group of bacteria that thrive in extreme conditions.

are a diverse group of bacteria that sometimes make us sick.

Eubacteria are classified by
.

are round bacterial cells.

are rod-shaped bacterial cells.

are spiral-shaped bacterial cells.

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