Tuesday, February 5, 2013

BOTANY 120 Review Questions for EXam 1

Botany  120Here are a host of review questions for you to prepare for the first exam
1. What are the building blocks of carbohydrates?
2. What is the difference between a saturated and unsaturated fatty acid?
3. Why is the shape of an enzyme important to the function of the enzyme?
4. What are the major functions of carbohydrates in plant cells?
5. Which of the macromolecules we discussed stores energy in the most efficient way?
6. What are the building blocks or subunits of proteins?
7. What kind of fatty acids are usually made in plant cells?

Here's some more questions for you to answer !

1. How are polar and non polar covalent bonds different?
2. What is a hydrogen bond, and why are these bonds important to life?
3. Oxygen has 8 electrons, with 6 in the outermost energy leve. Will this atom react?
4. How are ions formed?
5. A solution with a pH of 5 is how many times more acidic than a solution with a pH of 7?
6. What determines if an atom with react with another?

Plant Cells, and how substances get into and out of cells
1. How are the mitochondria and chloroplasts similar?
2. Why do we think the mitochondria and chloroplasts were once independent organisms?
3. Describe the plasma membrane. Include how a lipid membrane functions in a watery environment.
4. What role do the proteins in the plasma membrane play?
5. How is dialysis different from osmosis?
6. What affect would a 10% salt solution have on a plant cell?
7. Describe how a protein would get out of a plant cell.
8. What are the channels from one cell to another called?
9. How do plants use the central water vacuole?
10. are prokaryotic cells different from eukaryotics cells?
11.What can cyanobacteria do that the bacteria living in your mouth do not do?
12.What organelle is found on the ER?
13.Where is the nucleolus?
14What are the functions of the Golgi bodies?

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