Type of cell
Cell organelles
Cell transport
Microscopes & Cell theory
Potporri
100
What does a prokaryotic cell lack?
DNA inside of a nucleus
100
Which organelle holds the genetic information?
Nucleus
100
What is diffusion?
The movement of water froma high concentration to a low concentration
100
What structure adjusts the amount of light on a microscope?
Diaphragm
100
When should you use the fine focus on the microscope?
When you are using high power
200
What are at least 3 structures that all cells have in common?
Cell membrane, ribosomes, cytoplasm, DNA
200
Which organelle breaks down material with enzymes?
Lysosome
200
What is osmosis?
The diffusion of water until equillibrium is reached
200
Which types of microscopes do we have in our room?
Light and dissecting
200
Why would your cells go through mitosis?
To make new cells that are identical to the original ones
300
Plant cells have these 3 organelles that animal cells do not
Cell wall, chloroplast, large central vacuole
300
Which organelle makes proteins?
Ribosome
300
How is active transport different than passive transport?
It requires energy
300
What type of microscope would you use to see a large, living object?
Dissecting
300
What are at least 2 reasons that proteins are needed in the cell membrane?
Transport, signaling, and cell to cell recognition
400
Name at least 2 differences between a prokaryotic cell and a eukaryotic cell
Prokaryotes are small, lack a nucleus, and have few organelles.
400
Which 2 organelles produce energy for cells?
Mitochondria and chloroplasts
400
What is facilitated diffusion?
When membrane proteins move molecules from high to low concentration
400
Which type of microscope would you use to see a highly magnified 3-D view of an object?
Scanning electron
400
What is mitosis?
The process by which body cells replicate and make exact copies of themselves.
500
Why can multicellular organisms do more?
They have many more organelles, and many different types of cells
500
Which type of cell would have an abundance of mitochondria?
muscle cells, sperm cells...
500
Which types of molecules can easily cross the cell membrane?
small, non polar
500
Name the 3 parts of the cell theory
All living things are made of cells All cells come from other cells Cells are the basic unit of all structure and function of living things
500
Explain the phospholipid bilayer of the cell membrane (include the parts of the phospholipid and which direction they face)
Hydrophilic heads face outside, while hyrdophobic tails face the inside.
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