Biology chapter 4 Question and answers
Biology chapter 4 Question and answers Bacterial cells are encased by a strong cell wall of peptidoglycan. Which of the following accurately describes peptidoglycan? - Carbohydrates matrix cross-linked by short polypeptide units What is the most important factor that limits the size of the cell? - Diffusion of substances in and out of the cell The limitation of resolution for the human eye is how many micrometers? - 100 The role of the nucleolus is what? - To produce ribosomal subunits How many subunits make up a ribosome? - 2
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biology chapter 4 question and answers