Test
Unit 1: Section 1 - Cell Structure
Preguntas del test (10)
1The function of the RER is to fold and process proteins that have been made at the ribosomes.
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2The function of ribosomes is to synthesis and process lipids
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3The function of the SER is to process and package new lipids and proteins
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4Lysosomes transport substances in and out of the cell
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5SER contains ribosomes
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6What are the features of prokaryotic cells?
- AExtremely small - less than 2 μm diameter
- BLarger - about 10-100 μm diameter
- CDNA is linear
- DDNA is circular
- ENo nucleus - DNA is free in the cytoplasm
- FNucleus present - DNA is inside the nucleus
- GNo membrane-bound organelles
- HCell wall made of polysaccaride called peptidoglycan
- IMany membrane-bound organelles
- JLarge ribosomes (over 20nm)
7What is the maximum resolution you can achieve through a light microscope?
- A0.2μm
- B0.1μm
- C0.4μm
- D1.0μm
8Resolution is how detailed an image is. How well a microscope distinguishes between two points that are close together.
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9What organelles do plant cells have that animal cells don't?
- AChloroplasts
- BNucleus
- CA cell wall with plasmodesmata
- DA vacuole
- EPlasma membrane (cell surface membrane)
10What is the cytoskeleton?
- AThe network of protein threads contained in a cell
- BThe regulation of the movement of substances into and out of the cell
- CA round organelle that contains digestive enzymes
- DThe membrane found on the surface of animal cells and just inside the cell wall of plant cells and prokaryotic cells
Información
- Descripción
- A Levels (Biology Unit 1) Biology Test sobre Unit 1: Section 1 - Cell Structure, creado por Jessica Phillips el 24/03/2015.
- Autor
- Jessica Phillips
- Idioma
- English
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- 458
- Historial
- Creado el 24 mar 2015 · actualizado el 14 ago 2017
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