Download Name_______________________Per__ Ch 4 CARBON and the

Name_______________________Per__
Ch 4 CARBON and the Molecular Diversity of Life
1. How do plants obtain carbon?
2. How do animals obtain carbon?
3. Most organic molecules contain ____ and ____.
4. Why did Wohler’s lab result surprise him?
5. Describe Miller’s lab work.
6. Explain how carbon is able to form large, complex and diverse organic molecules.
7. Using the rules of HONC, (not the internet) draw the structural formula for C2H4,
Draw carbonic acid H2CO3
Draw C6H6
8. What are hydrocarbons?
Give examples.
Describe their properties.
9. What are isomers?
10. Why are enantiomers important in pharmacology?
11. Draw Estradiol and Testosterone. How do these molecules demonstrate the significance of
functional groups?
Name_______________________Per__
12. Compare the major chemical groups found in organic molecules by completing the chart below
Functional
Group
Structural
Formula
Carbonyl
Hydroxyl
(Alcohol)
Common
Forms
Methanol
Ethanol
Isopropanol
Aldehyde
Formaldehyde
Ketone
Acetone
Carboxyl
Acetic Acid
Amino
Ammonia
Sulfhydryl
(Thiol)
Ethanethiol
(the “scent” of
natural gas)
Phosphate
ATP
DNA
RNA
Properties
-Polar
-Can help molecule
dissolve in water
Found In
Carbohydrates,
Amino Acids,
Nucleic Acids
Carbohydrates
Nucleic Acids
-Two thiols can come
together to form a
disulfide bond
13. Would you expect molecules with a phosphate group to be hydrophobic or hydrophilic? Why?
14. Describe how ATP provides energy to a cell.