Bio Week 4 Part 2 Notes

Bio Week 4 Part 2 Notes - Most plastids come from other...

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Bio Week 4 Part 2 Notes Plastids Unique to plants and some relatives of plants – only found in plants. Mitochondria and plastids are unique to the rest of the organelles They are almost like little cells themselves, they are cell-like. They have their own little bits of genetic materials. They make their own proteins or take them from free ribosomes in the cytoplasm. They are autonomous, independent. They grow and divide like cells do.
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Unformatted text preview: Most plastids come from other platids Microtubials Look relatively stiff and straight and hollow, tube like. They are made of protein, protein starts off as a sheet and then it curles into a tube. Larger than the microphilaments. They play a key role in cell-support Microphilaments Thinner and more flexible than microtubials. They are not hollow, they are more solid. They play a vital role in muscle-contraction....
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