Cells?
Organelles
Chemical Rxns in Biology
Microscopes
Good Laboratory Practice
100
What is piece of essential information is in the nucleus?
Genetic Information (DNA)
100
What is the purple organelle in this picture?
Golgi Body
100
Many chemical reactions happen here...
Cytoplasm (because it contains so many enzymes)
100
How do you find the total magnification of a microscope?
Ocular Mag. x Objective Lens Mag.
100
True or false...
You should always read the procedure before starting the experiment and consistently refer to it
True
200
what is the difference between a prokaryote and a eukaryote?
Eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not
200
List one organelle that a plant cell has that an animal cell does not have...
Possible Answers
- Cell wall
- Chloroplasts
200
Cellular Respiration occurs in the Mitochondria
What does this process produce and how (i.e., chemical equation)?
Glucose + O2 = CO2 + H2O + Energy
*Produces energy from sugar and oxygen
200
1mm is equal to how many micrometers (µm)
1000 µm
200
What parts of the microscope should you hold when carrying/moving it?
- Arm
- Base
300
Plant cells are surrounded by the Cell Wall? What does this structure do?
Provides support and protection
300
Why do plant cells need vacuoles? What would happen without them?
- Holds water, nutrients, and waste products
- Maintains turgor pressure (Keeps the plant firm)
300
Where does photosynthesis take place? How is energy produced?
Chloroplasts. Uses light to produce glucose and oxygen
Ex.
carbon dioxide + water --> glucose + oxygen
300
To find the size of our specimen why do I have to divide the field diameter (FoV) by the number of times our specimens that can fit across our field of view?
By determining how many times the specimen can fit across the field of view, you can estimate its size relative to that given area
300
How should you always set up the microscope before giving it back to Ms. Young? (e.g., what power should you be on?)
- On low power objective lens
- Stage all the way down
- Wrap cord between base and stage