Looking
How
Parts
More Parts
In and Out
100
The basic units of structure and function in living things.
What is a cell?
100
The ability to make things look larger than they are.
What is magnification?
100
Tiny cell structure in cells that carry out specific functions.
What are organelles?
100
Region between the cell membrane and the nucleus.
What is the cytoplasm?
100
When some substances can pass through, while others cannot.
What is selectively permeable?
200
An instrument that makes small objects look larger.
What is a microscope?
200
Type of lense used in microscopes to bend the light.
What is a convex lense?
200
Controls what substances come into and out of a cell.
What is the cell membrane?
200
Produces most of the energy the cell needs to carry out its functions.
What is the mitochondria?
200
The process by which molecules tend to move from an area of higher concentration to an area of lower concentration.
What is diffusion?
300
One of the first people to observe cells.
Who was Robert Hooke?
300
The ability to clearly distinguish the individual parts of an object.
What is resolution?
300
The cell's control center, directing all of the cell's activities.
What is the nucleus?
300
Passageways that carry proteins and other material from one part of the cell to another.
What are endoplasmic reticulum?
300
Diffusion of water molecules into a cell.
What is osmosis?
400
Looked at pond water to observe one-celled organisms.
Who was Anton van Leeuwenhoek?
400
Uses visible light to see objects.
What is a light microscope?
400
Strands that contain the genetic material that give the instructions that direct the functions of a cell.
What is chromatin?
400
Function as factories to produce proteins.
What are ribosomes?
400
Two ways cells move materials by active transport.
What is transport proteins and engulfing?
500
Two scientists who contributed work to develope the cell theory.
Who were Matthais Schleiden and Theodor Schwann?
500
Uses streams of electrons to produce images?
What is an electron microscope?
500
Two parts found only in plant cells.
What are the cell wall and chloroplasts?
500
Receive proteins, package them, and distribute them to other parts of the cell.
What are Golgi bodies?
500
Main difference between passive and active transport.
What is active transport requires the cell to use energy while passive transport does not?
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