Subject: Xylem vs. phloem transport directions
Date: Sat Jan 3 10:11:20 2004
Posted by Carmen
Grade level: 10-12
School: dunham high school
City: No city entered. State/Province: No state entered.
Country: singapore
Area of science: Botany
ID: 1073146280.Bt
Message:
Why's the transport of water in xylem considered 'one-way' and the transport
of food in phloem 'two-way'?
Re: Xylem vs. phloem transport directions
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