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Measurements Lab
Microscope Lab
Enzymes
Osmosis and Diffusion
Cellular Respiration
100
What is the pH of a solution with [H+] = 1 x 10^-4
4
100
What type of microscope is used to view microscope objects
Compound microscope?
100
This macromolecule speeds up chemical reactions without being changed or destroyed
Enzymes
100
Movement of water across a membrane is ____________
Osmosis
100
During _____________, glucose is broken down into two molecules of pyruvate.
Glycolysis
200
Scientific measuring system is used by 90% of the world
Metric system
200
Eyepiece magnification x objective magnification =
total magnification
200
What is the active site?
The site of bonding between the substrate and enzyme
200
Type of transport that does not require energy input.
Passive transport
200
Where does glycolysis take place in the cell?
Cytoplasm
300
What is the volume of a cube measuring 4 cm x 3 cm x 5 cm
60 cm^3
300
The proper way to carry a microscope
One hand under the base and one hand holding the arm
300
What environmental factors affect the rate of enzymeatic reaction?
Temperature, pH, Inhibition, Concentration
300
In a solution, _____________ is dissolved in the solvent.
Solute
300
Whan a molecule is reduced, are eletrons gained or lost?
Gained
400
Convert 263 to scientific notation
2.63 x 10^2
400
What is the proper way to focus a microscope?
Start with the objective with the lowest magnification, next rotate to the objective with the next highest magnification.
400
If an enzyme's ideal pH is 6, what happens to that enzyme if the pH rises to 12?
The enzyme denatures and the active site is no longer functional.
400
What type of molecules pass easily through the cell membrane?
Small, non-polar molecules
400
The electron transport chain creates a H+ concentration gradient across which membrane?
The inner membrane of the mitochondria
500
How many millimeters are in 5.2 meters?
5200 cm
500
Lack nucleus in red blood cells
Mammals
500
What reaction is catalyzed by the enzyme catalase?
2H2O2 --> 2H2O + O2
500
A solution with fewer solutes than the solution to which it is being compared is ______________
Hypotonic solution
500
For each molecule of glucose, how many NADH and FADH2 are produced?
6 NADH and 2 FADH2