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7th Science SEM1 rev
cells, 6th TEKS, human body, organic compounds
| Question | Answer |
|---|---|
| circulatory system | to bring oxygen and other nutrients to all cells |
| respiratory system | brings oxygen to the blood and takes carbon dioxide away |
| digestive system | changes food through a chemical action into substances the body can use |
| nervous system | sends messages to the brain and body |
| muscular system | responsible for Movement |
| skeletal system | provides shape and support to the body |
| endocrine system | responsible for the rush of energy you feel when you are frightened for excited |
| excretory system | responsible for removing bodily waste |
| cells | basic structure of all living things |
| tissue | group of one or more specialized cells that perform the same function |
| organs | group of one or more tissues that work together to perform the same function |
| organ systems | a group of interconected organs that perform related life functions |
| heterotroph | An organism that cannot synthesize its own food and is dependent on complex organic substances for nutrition |
| autotroph | makes its own food |
| chloroplast | an organelle that contains chlorophyll and in which photosynthesis takes place. |
| glucose | a simple sugar that is an important energy source in living organisms and is a component of many carbohydrates.(or just sugar). MADE DURING PHOTOSYNTHESIS |
| chlorophyll | a green pigment, present in all green plants and in cyanobacteria, responsible for the absorption of light to provide energy for photosynthesis. |
| Energy | The ability to do Work. |
| Kinetic Energy | The energy an object has when it's in motion. |
| Potential Energy | The stored energy in an object that is at rest. |
| Cell Wall | A structure that surrounds the cell membrane and provides support to the cell. |
| Nucleus | A large organelle in a eukaryotic cell that contains the cell's DNA/chromosomes/genetic material. |
| Chloroplast | Organelles in plant cells that trap sunlight; organelle in which photosynthesis takes place. |
| Mitochondria | The organelles that that break down food/sugar to release energy. |
| Vacuole | The organelle that stores water and other materials. |
| Organic Compound? | A compound made of carbon and hydrogen |
| Carbon | Basic element and indicator of life |
| Domain | The broadest category that living things are grouped in to |
| cell | The Simplest level of organization |
| Metals | Shiny, malleable, or ductile elements |
| Non-Metals | Elements that may be brittle, dull, or gases |
| Carbohydrate | SUGAR (organic compound) |
| Product | Something that is made or produced |
| Reactant | A chemical or compound that reacts with something else to form a new substance |
Created by:
cplummer76
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