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4 organic molecules

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
carbohydrates are shaped as...   rings or drawn as short chains  
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carbohydrates are made of...   ONLY carbon, hydrogen, oxygen  
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how can you tell if you have found a carbohydrate?   it has only C,H,O with a 1:2:1 ratio  
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proteins are shaped as....   globular molecules with many shapes (structure = function)  
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proteins are made of....   carbon, hydrogen, oxygen, nitrogen (and an "R" group)  
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how can you tell if you have found a protein?   it has H3N across from COOH  
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lipids are shaped as ....   long chains of hydrocarbons (H and O)  
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lipids are made of....   C,H,O with a COOH on one end  
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how can you tell is you have found a lipid?   it is made of only C,H,O. it has a long chain of C and H with a COOH on the end  
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Created by: mrsnieves
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