What was the Rf of the red pigment?

a. 0.75
b. 0.60
c. 0.44


a

Biology & Microbiology

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When heat is added to boiling water, its temperature

What will be an ideal response?

Biology & Microbiology

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

Biology & Microbiology

Which statement is true concerning summation?

Biology & Microbiology

A forest community is made up of thousand of species of organisms and can exist practically unchanged for hundreds of years. This stability is due to the

a. diversity of organism present b. abundance of insects that feed on plants c. changes in the climate of the area d. lack of decomposers in the forest

Biology & Microbiology