Summary: Experimental Cel Biology I
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Read the summary and the most important questions on Experimental cel biology I
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1 College 1. The basics
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What are the basic features of cells?
- Membrane-enclosed unit of life
- Metabolism
- Growth and division
- Responses to environmental signals, internal and external communication
- Membrane-enclosed unit of life
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What are the different questions in cell biology?
- What happens?
- Which
factors areinvolved ? - Why does it happen?
- Where does it happen in the cell?
- Can we modify/manipulate cellular processes?
- What happens?
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What are the multi disciplines of cell biology?
- Biochemistry/molecular biology (factors?)
- Bio-technology (manipulate?)
- Physiology (purpose?)
- Bio-medicine (modify>)
- Biochemistry/molecular biology (factors?)
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What is typically for a prokaryotic cell?
- Small ( 1 - 5 um)
- Single-cell
- No membrane-enclosed compartments
- Biochemically flexible
- Small ( 1 - 5 um)
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What are the characteristics of an eukaryotic cell?
- Larger
- Many multi-cellular
- Membrane-enclosed compartments
- Larger
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What are the compartments of an eukaryotic cell?
- Nuclues
- ER
- Golgi
- Mitochondria
- Lysosomes
- Transport vesicles
- Chloroplast
- Nuclues
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What sort of membrane encloses the nucleus?
It is surrounded by a PL membrane. -
2 College 2. Energy metabolism
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Where the cells need metabolism for?
- Biosynthesis
- Transport
- Movement
- Biosynthesis
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How the body receives energy for energy consuming processes?
- Carbohydrates
- Lipids
- Proteins
- Carbohydrates
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Where is the energy stored from the diet molecules?
ATP and ion motive forrces across membrane
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