Cell Theory & Cells
Cells
Passive Transport
Active Transport
Miscellaneous
100
According to the cell theory, all cells come from _________ cells.
Preexisting
100
The difference between eukaryotic and prokaryotic cells is that ________ cells have a nucleus.
Eukaryotic
100
What are three examples of passive transport?
Diffusion, facilitated diffusion, osmosis
100
What are three examples of active transport?
Pumps, endocytosis, exocytosis
100
A cell's constant internal chemical and physical conditions.
Equilibrium
200
Smaller cells are good because they have a _____ surface to area ratio.
Greater/larger.
200
The _____ of the cell is responsible for storing DNA.
Nucleus
200
(example of passive transport) When molecules move from an area of relatively high concentration to an area of lower concentration.
Diffusion
200
What day is the test?
Tomorrow, October 13th!
200
Osmosis transports water into and out of our cells. Why is this important in our bodies?
To maintain homeostasis/equilibrium/balance
300
Because the cell is ____ ______ only specific molecules can come in or out.
Selectively Permeable
300
What are single celled organisms, such as bacteria?
Prokaryotic Cells
300
Moves from an area of ____ to _____ concentration.
High / Low
300
When larger molecules cannot fit through the cell membrane and need to be transported into the cell.
Endocytosis
300
Someone dares you to drink a lot of water in a short period of time. Why can this be dangerous?
Osmosis would cause cells to fill with water and possibly burst.
400
Robert Hooke first saw cells under a microscope by examining what object?
A cork
400
Name this type of cell:
Prokaryotic
400
(Example of passive transport) When larger molecules, such as glucose, move from an area of high concentration to low concentration.
Facilitated Diffusion
400
Ridding waste out of the cell through a vesicle.
Exocytosis
400
Which way does water flow in beaker B?
Into the cell
500
The cell membrane is also known as __ __ __ because the components are constantly moving to meet the demands of the cell.
Fluid Mosaic Model
500
Which organelle can you find in plant cells but not in animal cells?
Chloroplast
500
What is the process that moves water into and out of the cell?
Osmosis
500
Another name for energy, this is required for all active tranport!
ATP
500
Solution in beaker C would be...
Hypertonic