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Chapter 9: cells
| Question | Answer |
|---|---|
| The basic unit of structure and function in living things | Cells |
| An instrument used to make small objects look larger | Microscope |
| Cell theory, A widely accepted explanation of the relationship between cells and living things. | A. All living things are composed of cells B. Cells are the basic units of structure and function in living things C. All cells are produced from other cells |
| Focuses light through lenses to produce a magnified image, using two lenses. | A. Compound Microscope: |
| The condition of things appearing larger then they are, using convex lenses | Magnification |
| The ability to see to details more clearly, the higher the resolution the sharper the image. | Resolution |
| Using beams of electrons to produce a magnified image. | B. Electron Microscope |
| Made of many cells | Multicellular |
| Made of only ONE cell | Unicellular |
| Cells that are designed to do specific jobs that help the entire organism function. | Specialized cells |
| Cells make tissues, tissues make organs, organs make organ systems, organ systems make an organism. | |
| The genetic material that carries information about an organism and is passed from parent to offspring. | DNA |
| Long organic compounds made of carbon, oxygen, hydrogen, nitrogen, and phosphorus. | Nucleic Acids |
| a group of proteins that helps speed up chemical reactions in living things. | Enzymes |
| large organic molecules made mostly of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. | Proteins |
| Fats, oils, and waxes. | Lipids |
| energy rich organic compounds made of carbon, hydrogen, and oxygen. Items that have sugar and starches would be carbohydrates. | Carbohydrates |
| water. | Inorganic compounds |
| carbohydrates, lipids, proteins, and nucleic acids. | Organic compounds: |
| when 2 or more elements chemically combine | Compounds |
| any substance that cannot be broken down into simpler substances | Elements |
| A. Water is needed for most chemical reactions in cells B. Water helps cells keep their shape. C. Water helps cells maintain their temperature D. Water helps cells carry substances in and out of them | Water in cells |
| Characteristics of Living Things | RULE #1 Must be made of Cells RULE # 2 Must be organized RULE # 3 Types of organisms RULE # 4 Homeostasis RULE # 5 Growth and Development RULE # 6 Reproduction |
| jh | v |
| f | f |
| r | r |
| r | r |
| r | r |
| r | r |
| r | r |
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