Friday, 22 February 2013

2.51 describe the role of phloem in transporting sucrose and amino acids between the leaves and other parts of the plant

Phloem tissue has tube like cells which carry dissolved substances like sucrose and amino acids around the plant. The phloem is made up of columns of living cells.

http://www.youtube.com/watch?v=nKE81wy_6y4

15 comments:

  1. You can add this link to 2.51 as a sum up video :
    http://www.youtube.com/watch?v=nKE81wy_6y4

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  2. In your blog, you should add a section on past papers of biology with the answers and it will be complete (in my opinion)

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  3. Couldn't people just look on the Edexcel website where they can be printed out or just looked at for free?

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  4. Yeah past papers are a really helpful form of revision and you can find all the relevant ones and answers here: http://www.edexcel.com/quals/igcse/int-gcse11/biology/Pages/default.aspx :)

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  5. Thank you for all Revision Material, truly a lifesaver!!!! :-)

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  6. It's 2 years later and there are still people using this to help with revision. Thank you

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  7. Thanks so much. Super helpful.

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  8. The Biology Syllabus has changed.... New Syllabus Blog:

    http://igcse-biology-2017.blogspot.hk

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  9. more at

    http://igcse-biology-notes.blogspot.hk/2017/06/251-describe-role-of-phloem-in.html

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  10. Just wanted to be part of this

    ReplyDelete