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JLC Sci Ch 1 Voc
JLC Sci Cell Theory Ch 1
| Question | Answer |
|---|---|
| Chloroplasts | Organelles in which sugar is made in plant cells. |
| Cell wall | Outer layer that protects and shapes a plant cell. |
| nucleus | Cell's control center |
| chromosomes | threadlike packages of DNA and proteins |
| DNA | A chemical that provides detailed instruction for cells |
| genes | pieces of DNA that control how you look and grow |
| dominant | a strong factor for a trait |
| recessive | weak factor for a trait |
| Animal cells do not have these | cell wall and chloroplasts |
| What process occurs as food and oxygen combine in mitochondria? | respiration |
| Name the parts of the cell theory developed by scientists in 1800. | all life processes take place in cell, new cells are produced by existing cells, cells are the basic building blocks of all living things. |
| Name the type of tissues that line your air passage. | epithelial |
| Name the tissues and organs found in the integumentary system. | skin, hair, nails |
| Name the two organs that make up the shoot system in plants. | stems and leaves |
| Name the process that produces reproductive cells that have half as many chromosones as body cells have. | meiosis |
| How many chromosones are found in a human reproductive cell? | 23 chromosones |
| Compare mitosis & meiosis | |
| Describe mitosis in order. | |
| Why are many organs made up of all four tissue types? |