Experiment 1 Cell Structure and Function The structure of a cell dictates the majority of its function You will view a selection of slides that exhibit unique structures that contribute to tissues function Materials Onion allium Root Digital Slide Images Procedure 1 Examine the onion root tip digital slide images on the following pages Then respond to the Post Lab Questions Onion Root Tip 100X Onion Root Tip 100X Each dark circle indicates a different nucleus Onion Root Tip 1000X Onion Root Tip 1000X Onion Root Tip 1000X Post Lab Questions 1 Label each of the arrows in the following slide images A Chromosomes B Nucleus 2 What is the difference between the rough and smooth endoplasmic reticulum The difference between rough and smooth ER is that rough ER has ribosomes on its surface that make it appear to be rougher This rough ER s function is in protein synthesis and protein transportation to the golgi apparatus The smooth ER does not have ribosomes on its surface and is responsible for creating many lipids for the cell and detoxifies bad chemicals that may come through the cell 3 Would an animal cell be able to survive without mitochondria Why or why not An animal cell would not be able to survive without mitochondria because they generate the energy for the cell ATP is made in the mitochondria and without these the cell would not survive 4 What is the function of a lysosome A lysosome is responsible for the digestion of cellular components such as protein lipids carbohydrates and even an entire cell
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