Discovering Cells | Looking Inside Cells | Chemical Compound in Cells | The Cell in it's Environment | Parts of Microscope |
---|---|---|---|---|
Forms the parts of an organism and carry's out all of it's functions
Cells
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Has a rigid layer that surrounds the cells and other organisms.
Cell Wall
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Any substance that cannot be broken down into simpler substances is a...
Element
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The cell membrane is ______ which means that some substances can cross the membrane while others cannot
Selectively Permeable
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Large round knob on the side of the microscope used for focusing on the specimen
Coarse adjustment knob
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This was a widely accepted explanation of the relationship between cells and living things
Cell Theory
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Small grain shaped organelles that produce proteins
Ribosomes
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This forms when two or more elements combine chemically
Compound
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The movement of dissolved materials across the cell membrane without using the cells energy is called
Passive Transport
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Controls the amount of light going through the aperture
Diaphragm
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What are the three different lenses of the microscope
4x, 10x, 40x
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Fills the region between the cell membrane and the nucleus
Cytoplasm
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These are compounds mostly made of carbon and hydrogen and some oxygen
Lipids
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______ is the process by which molecules move from an area of higher concentration to an area of lower concentration
Diffusion
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The part of the microscope used to carry it
Arm
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It wasn't until this time period that no one knew cells existed
The 1600s
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An organelle with a network of membranes that produces many substances
Endoplasmic Reticulum
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These are very long organic molecules and consist od carbon, oxygen, hydrogen, nitrogen, and phosphorus
Nucleic Acids
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The process where the cell membrane changes shape and engulfs the particle.
Endocytosis
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Shiny, and clips on top of the stage
Stage Clips
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This English scientist built his own microscopes and made drawings of what he saw when he looked through them
Robert Hooke
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Receives proteins and packages them, and distributes them to other parts of the cell
Golgi Apparatus
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these are a group of proteins that speed up chemical reactions in living things.
Enzymes
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The opposite process where the cell membrane fuses, pinching off a vacuole within the cell
Exocytosis
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The hole in the stage that allows light through for viewing of the specimen
Aperture
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