Preview Questions (lecture 4)

Preview Questions (lecture 4) - Lecture 4 The Cell...

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Lecture 4: The Cell. Questions you should be able to answer after today’s lecture. 1. Why is the cell considered the basic unit of life? a. Because they are the smallest unit to carry out the basic functions of life. i. Robert hood discovered cells in 1665 when he cut through a cork and notices spaces similar to those monks lived in. 2. Describe the diversity in the shape of cells. a. Cells are not hollow spaces and come in all shapes and sizes. 3. What is the function of the chloroplast? Where would you find cells rich in chloroplasts? a. Chloroplasts take carbon dioxide and water and convert them into carbohydrates and oxygen using the suns energy. b. Along the outside of the plant. 4. What is the function of the plasma membrane? Where would you find cells with extensive plasma membranes? a. Is the frontier of the cell. The lipids in the plasma membrane provide the major barrier to the movement of water soluble nutrients and other polar molecules like, sugar, ATP and proteins.
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