Quiz 2A KEY 07

Quiz 2A KEY 07 - 5 The building blocks of carbohydrates...

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BTNY 210, S2007 Name:___________________________ Lab day and time__________________ Quiz #2A KEY January 19, 2007 Circle the correct answer or fill in the blank . 1. True or False: Atoms are more stable if they have an even number of electrons rather than an odd number. 2. True or False : An ion is a neutral atom or molecule. 3. One property of water that makes it an especially good substance for living things on Earth is: a. It is very combustible b. It mixes well with lipids c. Most salts will dissolve readily in it d. All of the above e. None of the above 4. When two Oxygen atoms combine to form a single Oxygen molecule, the bond that holds the two atoms together is called a _______ Covalent _______________ bond.
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Unformatted text preview: 5. The building blocks of carbohydrates like starch and cellulose are: __________ Simple sugars __ or__ Glucose _______________________________ 6. The building blocks of lipids are: _________ Fatty Acids and Glycerol ____________________________________ 7. The building blocks of proteins are: a. Nucleotides b. Phosphate c. Sugar d. a, b, and c are all correct e. Amino acids 8. True or False: The plasma membrane is basically a lipid bilayer with proteins floating in it. 9. The phase of Mitosis when all chromosomes line up in the middle of the cell is called: _________________ Metaphase _____________________________ 10. Sketch a single plant cell and point identify the plasma membrane and the cell wall ....
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This note was uploaded on 02/23/2012 for the course BTNY 210 taught by Professor Staff during the Spring '08 term at Purdue.

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