Organic chemistry is a science based on the study of
functional groups.
vital forces interacting with matter.
carbon compounds.
inorganic compounds.
2. Multiple Choice
15 minutes
1 pt
Which of the following best summarizes the relationship between dehydration reactions and hydrolysis?
Hydrolysis only occurs in the urinary system, and dehydration reactions only occur in the digestive tract.
Hydrolysis creates monomers, and dehydration reactions break down polymers.
Dehydration reactions can occur only after hydrolysis.
Dehydration reactions assemble polymers, and hydrolysis breaks down polymers.
3. Multiple Choice
15 minutes
1 pt
What is the molecule illustrated in the figure below?
a trans polyunsaturated triacylglyceride
a steroid similar to cholesterol
a saturated fatty acid
an unsaturated fatty acid
4. Multiple Choice
15 minutes
1 pt
This is a picture of a?
Amino Acid
Nucleic Acid
Lipid
Polysaccharide
5. Multiple Choice
15 minutes
1 pt
What is this molecule? (hint: Count the C:H:O)
disaccharide
monosaccharide
polysaccharide
starch
6. Multiple Choice
15 minutes
1 pt
What are the monomers of carbohydrates?
Nucleotides
Amino Acids
Fatty Acids
Monosaccharides
7. Multiple Choice
15 minutes
1 pt
What macromolecule makes up the cell membrane's lining?
Saturated Fatty acid chains
Phospholipids
Polypeptide chains
Cellulose polysaccharide Chains
8. Multiple Choice
15 minutes
1 pt
What element is found in proteins and nucleic acids but not carbs nor lipids?
carbon
hydrogen
nitrogen
oxygen
9. Multiple Choice
15 minutes
1 pt
What molecule is this?
steroid
polysaccharide
phospholipid
triglyceride
10. Multiple Choice
15 minutes
1 pt
How does your body use lipids?
Primary source of energy
energy storage and insulation
speeds up chemical reaction
defense
11. Multiple Choice
15 minutes
1 pt
Which of the 4 major macromolecules provides a quick burst of energy?
Carbohydrates
Lipids
Proteins
Nucleic Acids
12. Multiple Choice
15 minutes
1 pt
Which term includes all others in the list?
monosaccharide
polysaccharide
starch
carbohydrate
13. Multiple Choice
15 minutes
1 pt
Alpha helix and beta pleated sheets are part of what level of protein structure?
primary
secondary
tertiary
quaternary
14. Multiple Choice
15 minutes
1 pt
The fact that ice floats on liquid water is due to the fact that water's solid is ___________ than it's liquid form
less polar
more polar
less dense
more dense
15. Multiple Choice
15 minutes
1 pt
The property of water that allows water molecules to stick to another substance is
adhesion
cohesion
density
specific heat
16. Multiple Choice
15 minutes
1 pt
The property of water that allows water molecules to stick to each other is
adhesion
cohesion
density
specific heat
17. Multiple Choice
15 minutes
1 pt
Which of the following is correctly defined as the attraction of the hydrogen from one molecule to the oxygen of a different molecule?
amphipathic
hydrophobic
hydrogen bonding
adhesion
18. Multiple Choice
15 minutes
1 pt
Which biomolecule is mainly hydrocarbons and therefore very hydrophobic?
carbohydrate
nucleic acid
protein
lipid
19. Multiple Choice
15 minutes
1 pt
When water is added to split a molecule, the reaction is known as a(n) __ reaction.
dehydration synthesis
condensation
hydrolysis
super magical
20. Multiple Choice
15 minutes
1 pt
Peptide bonds are formed when _ link to form a polymer.
nucleic acids
amino acids
monosaccharides
polypeptides
21. Multiple Choice
15 minutes
1 pt
Fats & oils are examples of this type of macromolecule
Carbohydrates
Lipids
Proteins
Nucleic Acids
22. Multiple Choice
15 minutes
1 pt
Breads, rice, & pasta are examples of foods that contain this macromoleucle
Carbohydrates
Lipids
Proteins
Nucleic Acids
23. Multiple Choice
15 minutes
1 pt
DNA & RNA are examples of this type of macromolecule.
Carbohydrates
Lipids
Proteins
Nucleic Acids
24. Multiple Choice
15 minutes
1 pt
Beans, seeds, and meats are a few examples of foods with this macromoleucle.
Carbohydrates
Lipids
Proteins
Nucleic Acids
25. Multiple Choice
15 minutes
1 pt
The three elements that make up most of all 4 types of macromolecules
Water, Oxygen, & Hydrogen
Carbon, Hydrogen, & Oxygen
Nitrogen, Hydrogen, & Oxygen
Nitrogen, Phosphorus, & Sulfur
26. Multiple Choice
15 minutes
1 pt
Which is not a class of macromolecule?
Lipid
Protein
Nucleic Acid
Amino Acid
27. Multiple Choice
15 minutes
1 pt
C6H12O6 is the formula for which sugar?
glucose
frucotose
maltose
sucrose
28. Multiple Choice
15 minutes
1 pt
The structural level of a protein least affected by hydrogen bonds is
primary level
secondary level
tertiary level
all levels are equally affected
29. Multiple Choice
15 minutes
1 pt
Which of these atoms is NOT found in a Carbohydrate?
Carbon (C)
Oxygen (O)
Hydrogen (H)
Phosphorous (P)
30. Multiple Choice
15 minutes
1 pt
What makes up a protein?
Monosaccharide
Amino Acid
Disaccharide
Fatty Acid
31. Multiple Choice
15 minutes
1 pt
Why do lipids provide longer lasting energy than Carbohydrates?
They have many more C-H bonds
They have fewer C-H bonds
They have more Oxygen
They have less Oxygen
32. Multiple Choice
15 minutes
1 pt
Which of these describes a saturated fatty acid?
All C-H bonds are full
They form straight chains
They are solids at room temp.
All of the above
33. Multiple Choice
15 minutes
1 pt
What molecule is this?
this is a monosaccharide
this is a polysaccharide
this is a protein
this is a lipid
34. Multiple Choice
15 minutes
1 pt
What molecule is this?
this is a monosaccharide
this is a polysaccharide
this is a protein
this is a lipid
35. Multiple Choice
15 minutes
1 pt
Which of the following is the process used to bond the monomers together?
Hydrolysis
Water Removal
Dehydration Synthesis
Water Synthesis
36. Multiple Choice
15 minutes
1 pt
A series of amino acids linked in a linear fashion
Polypeptide
Nucleotide
RNA
Polymer
37. Multiple Choice
15 minutes
1 pt
A large molecule made up of many similar or identical subunits.
Monomer
Lipids
Polymer
Enzyme
38. Multiple Choice
15 minutes
1 pt
What are the building blocks of a lipid?
3 gylcerols and 1 fatty acid
1 glycerol and 3 fatty acids
3 amino acids
3 simple sugars
39. Multiple Choice
15 minutes
1 pt
Which fatty acid tail is unsaturated?
Only the bottom tail is unsaturated.
Only the top tail is unsaturated.
Both tails are unsaturated.
Neither tail is unsaturated.
40. Multiple Choice
15 minutes
1 pt
Water is polar because...
The unequal sharing of electrons gives the water molecule a slight negative charge near its oxygen atom and a slight positive charge near its hydrogen atoms.
The molecule has two poles, at which the it is colder than other regions of the molecule.
The unequal sharing of electrons gives the water molecule a slight negative charge near its hydrogen atoms and a slight positive charge near its oxygen atom.
The water molecule is neutral.
41. Multiple Choice
15 minutes
1 pt
The 20 different amino acids found in polypeptides exhibit different chemical and physical properties because of different
amino groups attached to an alpha carbon
asymmetric carbons.
carboxyl groups attached to an alpha carbon
side chains (R groups).
42. Open Ended
15 minutes
1 pt
What 2 things do all biological molecules have in common?