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cells
Vocabulary
| Term | Definition |
|---|---|
| cell membrane | regulates what enters and leaves the cell, protects the inside, an separates cell contents from the environment. |
| nuclear envelope aka nuclear membrane | regulates what enters and leaves the nucleus, protects the nucleus, and separates nuclear content from the rest of the cell. |
| nucleus | stores DNA, synthesizes RNA, and directs cell activity. |
| nucleoplasm | site of chemical reactions and surrounds and battles the chromosomes. |
| nucleolus aka little nucleus | synthesizes ribosomes |
| chromosomes | stores genetic information, genes |
| cytoplasm | contains various organelles and site of a metabolic reaction. |
| endoplasmic reticulum aka inside network | prepares proteins for export, synthesizes steroids, regulates calcium level, breaks down toxic substances, and transports substances through the cell. |
| ribosome | provides surface area for protein synthesis. |
| mitochondria aka powerhouse | cellular respiration : converted into energy. |
| centriole | forms the spindle fibers fro chromosomes migration during cell division |
| vacuole | used for storage and maintains stiffness in plant cells |
| Golgi body aka packaging plant | processes and packages substances produced by the cell for export. |
| lysosome aka garbage disposal or suicide sac. | regulates digestion within cells and breaks down old cells. |