Why is it important for a cell to copy the dna before dividing?
1. dna needs to copy so the cell has energy to divide
2. dna needs to copy to replace the dna that is damaged
3. dna needs to copy so that there are two identical daughter cells
4. dna needs to copy to move the materials to the new 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