Which biomolecule is fundamental to the function of biological membranes, such as cell membranes?

What do you think scientists face when classifying new organisms?

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

Select the word from the list that best fits the definition apparent movement of a star used to measure its distance from earth