Download Biological Molecules Test Review Test covers carbohydrates, lipids

Biological Molecules Test Review
Test covers carbohydrates, lipids, proteins and nucleic acids
A. What is dehydration synthesis?
Draw an example. You will have to recognize the type of reaction.
B.. What is hydrolysis?
Draw an example.
You will have to recognize the type of reaction.
C. List the four types of biological molecules essential for all living organism.
A.
B.
C.
D.
D. Define the following terms:
1. macromolecule
2. isomer
3. molecular formula
4. structural formula
5. substrate
6. products
7. coenzymes
8. inhibitor
9. catalase
l 0. enzyme
11. lock and key model
12. polypeptide
13. reactant
14. dipeptide
15. catalyst
16. nucleotide
17. nitrogenous base
18. active site
E. List the 3 atoms in every carbohydrate.
F. What is the ratio of hydrogen to oxygen in carbohydrate?
G. List the three types of carbohydrates and give an example of each.
H. Draw a structural formula for each of the 3 types of carbohydrates.
I. List the elements that make up a lipid.
J. List 4 groups of lipids and explain or describe their fnnction in living organisms.
K. What is the difference between a saturated and an unsaturated fat?
L. List the six major functions of proteins and give an example of each.
M. What elements and functional gronps make up a protein?
N. What do enzymes do? Why are they important in our lives?
O. What happens to hydrogen peroxide in the presence of an enzyme?
P. How does pH effect a chemical reaction?
Q. How does temperature effect a chemical reaction?
R. Draw a DNA molecule labeling the nitrogenous bases, sugar and phosphates and
hydrogen bonds.
S. What is the function of DNA in organisms?
T. What does DNA stand for?
U. What does RNA stand for?
V. V~nat are the parts of DNA?
W. Be able to show how amino acids are combined, using dehydration synthesis to form
larger molecules. Draw 2 amino acids here and then combine them into a dipeptide.