Prop. of Water
Enzymes
Macomolecules
Vocab
Pictures/Graphs
100
Cohesion is a property of water. It allows water to have this other property, forming tension at it's surface
Surface Tension
100
Enzymes ______________ activation energy.
A) Increase B) Decrease C) No effect
decrease
100
Macromolecules are organic molecules. This means that they all contain which element?
Carbon
100
This is where the substrate binds to the enzyme.
Active Site
100
Peptide bonds merge what monomers together? What do they form?
Amino acids which make proteins.
200
Which property of water makes it able to dissolve many different molecules? This allows chemical reactions to occur more efficiently.
Water is the universal solvent
200
What do carbohydrates and lipids have in common? (hint: it is not the elements)
They both supply us with energy. Lipids, long term. Carbohydrates, fast energy.
200
DNA and RNA are examples of what type of macromolecule?
Nucleic Acid
200
True or False:
Polymers are the building blocks for monomers.
False.
Monomers are the building blocks for polymers.
200
What does the dotted line represent?
A chemical reaction that occurred without an enzyme.
300
True or False:
Oil is a nonpolar molecule that means it cannot be dissolved in water.
True
300
What is the role of an enzyme?
Speed up a chemical reaction
300
Sugar and starches are examples of what type of macromolecule?
Carbohydrates
300
Water has both a positive and a negative end. This is because water is __________.
Polar
300
What is the optimal pH of pepsin? Is it acidic or basic?
2, acidic (less than 7)
400
Which property of water helps plants get water to their leaves from their roots, moving against gravity?
Capillary Action
400
True or False:
An enzyme is a protein that functions as the biological catalyst.
True
400
What are three functions of lipids?
structural material, insulation, long term energy
400
Water's ability to stick to other things, like rain sticking to a window is an example of which property of water?
Adhesion
400
This diagram shows a hydrogen bond, which is formed from the ___________ charged hydrogen to the _____________ charged oxygen.
positively charged hydrogen, negatively charged oxygen
500
Which property of water can be seen by the fact that the metal pan you're boiling water in becomes hotter faster than the water.
High Specific Heat
500
People that are lactose intolerant cannot digest dairy products. What enzyme are they missing? (remember all enzymes end in -ase)
Lactase
500
Steroids and cholesterol are examples of what type of macromolecule?
Lipids
500
If something has a pH of 10 it is said to be________.
Basic
500
What is represented in A and E
Substrate, Product