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Cell Structure
Questions | Definitions |
---|---|
Cell Membrane | Maintains an internal environment different from external environment. |
Cell theory (3 Things) | 1. Cell is the most basic unit of life 2. All living things are composed of cells. 3. All cells form from a previously existing cell. |
Prokaryotic Domain(s) | Achaea Bacteria |
Eukaryotic Domain(s) | Eukarya |
Where is DNA found in a prokaryotic cell? | DNA is found in the cytoplasm. |
Where is DNA found in a eukaryotic cell? | DNA is found in the nucleus. |
Centriole | Helps make cilia and flagella |
Where is centriole found? | Found in lower plants, lacking in higher plants with pollen. |
What is the cilia's and flagella's purpose? | Helps the cell move liquids/objects . |
Lysosomes | Intracellular digestive enzymes. |
Are Centriole, cilia & flagella, and lysosome's found in animal or plant cells? | Animal Cells. |
Cell Wall | Rigid and supports a plant. |
Chloroplast | photosynthesis. |
Central Vacuole | Fills with water and creates pressure against cell wall. |
In which cell are cell walls, chloroplast, and the central vacuole found? | Plant cells. |
What is a Nuclear Envelope? | A double membrane. |
What is Chromatin made of? | It is made of DNA and protein. |
What does the mRNA do? (2 Answers) | 1. Binds o ribosomes to make protein. 2. Translates code of DNA into amino acid sequence. |
mRNA is single stranded. unlike DNA, true or false? | True. |
What are ribosomes? | Ribosomes are the site of protein synthesis. |
What are the two types of ribosomes? | Free ribosomes and attached to Rough Endoplasmic Reticulum. |
How many parts are there of the Endomembrane System? | Six. |
What are the parts of the Endomembrane system? | Rough Endoplasmic Reticulum Smooth Endoplasmic Reticulum Golgi Apparatus Lysosome Cell or Plasma Membrane Nuclear Membrane |
Where are ribosomes assembled? | Nucleolus |
The cytoskeleton cannot change the shape of a cell, true or false? | False. |
Cilia | Move in coordinated motion. |
Flagella | Moves cel with whip like motion. |