The column of water extending in tubes from plant roots to leaves is maintained by ____

a. hydrophilic interactions
b. ionic bonds
c. covalent bonds
d. hydrophobic interactions
e. cohesion between water molecules


ANSWER: e

Biology & Microbiology

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The approximate age of the Earth is:

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Cancer is the number one cause of death in the US.

a. true b. false

Biology & Microbiology