B1:cell structure and transport

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  • Created by: Yusra_B
  • Created on: 17-05-17 16:58

1. what is a nucleus?

  • It contains the genetic information of a cell, needed for cell division and to make proteins
  • where protein synthesis occurs.
  • it is liquid gel
  • it is the site of respiration
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2. what is a permanent vacuole?

  • the site of photosynethesis
  • a space containing chlorophyll
  • a space in the cytoplasm filled with cell sap. it helps keep the cell rigid.
  • the site of respiration

3. Prokaryotic cells are...

  • unicellular
  • multicellular

4. The vascular bundle, xylem, is a ...

  • transport tissue that carries water and mineral ions around the plant
  • a transport tissue that carries food, made by photosynthesis, around the plant

5. Diffusion is...

  • the net movement of a substance from an area of high concentration to an area of lower concentration.
  • the net movement of a substance from an area of low concentration to an area of higher concentration
  • the net movement of water across a partially permeable membrane
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