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Size: 10-100 micrometer in diameter Domain: Eukarotes Kingdom: Plants, Fungi, Animals, Protists. Basic features: Plasma membrane, Semifluid substance called cytosol, Chromosomes (carry genes), Ribosomes (make proteins). |
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Size: 0.2-2.0 micrometer in diameter Domain: Bacteria, Archaea Basic features: Plasma membrane, Semifluid substance called cytosol, Chromosomes (carry genes), Ribosomes (make proteins). |
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| An open channel through the cell wall that connects the cytoplasm of adjacent plant cells, allowing water, small salutes, and some larger molecules to pass between the cells. |
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*a network of fibers extending throughout the cytoplasm. *it organizes the cells structures and activities, anchoring many organelles. *Composed of three types of molecular structures: Microtubules, Microfilaments, Intermediate filaments. |
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| In a eukaryotic cell, the double membrane that surround the nucleus, perforated with pores that regulate traffic with the cytoplasm. The outer membrane is continuous with the endoplasmic reticulum. |
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| Chloroplasts: Capture of Light Energy |
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*A member of a family of organelles called plastids *Contain the green pigment chlorophyll, as well as enzymes and other molecules that function in photosynthesis. *found in leaves and other green organs of plants and in algae. |
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| Chloroplasts Functions Includes: |
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*Thylakoids, membranous sacs, stacked to form a granum *Stroma, the internal fluid. |
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Structure: Two subunits made of ribosomal RNA and proteins; can be free in cytosol or bound to ER. Function: Protein synthsis ***build proteins in 2 locales 1. In the cytosol (free ribosomes) 2. on the outside of the endoplasmic reticulum or the nuclear envelope (bound ribosomes) |
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| In a eukaryotic cell, the double membrane that surround the nucleus, perforated with pores that regulate traffic with the cytoplasm. The outer membrane is continuous with the endoplasmic reticulum. The pore complex lines each pore and plays an important role in the cell by regulating the entry and exit of proteins and RNAs, as well as large complexes of macromolecules. |
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| Synthesis of lipids, metabolism of carbohydrates, and detoxification of drugs and poisons, stores calcium ions. |
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| Aids in synthesis of secretory and other proteins from bound ribosomes; adds carbohydrates to proteins to make glycoproteins; produces new membrane. |
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| Extensive network of membrane bounded tubules and sacs; membrane separates lumen from cytosol; continuous with nuclear envelope. |
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Structure:Stacks of flattened membranous sacs; has polarity (cis and trans faces) Function: Modification of proteins, carbohydrates on proteins, and phospholipids; synthesis of many polysaccharides; sorting of Golgi products, which are then released in vesicles. |
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| Structure: Membranous sac of hydrolytic enzymes (in animal cells) Function: Breakdown of ingested substances, cell macromolecules, and damaged organelles for recycling. |
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| Structure: Large membrane-bounded vesicle Function:Digestion, storage, waste disposal, water balance, cell growth, and protection. |
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