In general, when a cell or tissue type has to serve multiple functions that each contribute to fitness, natural selection is constrained from optimizing that tissue of cell type for any one function. With this concept in mind, fill in the blanks in the sentence below with the appropriate term: poor, positive, negative. The terms may be used once, more than once, or not at all.
"In angiosperms you would expect a _____ correlation between the diameter of the water conducting conduits and the mechanical strength of the wood. In gymnoperms you would expect the correlation to be _____."

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The Answer of In general, when a cell or tissue type has to serve multiple functions that each contribute to fitness, natural selection is constrained from optimizing that tissue of cell type for any one function. With this concept in mind, fill in the blanks in the sentence below with the appropriate term: poor, positive, negative. The terms may be used once, more than once, or not at all.
"In angiosperms you would expect a _____ correlation between the diameter of the water conducting conduits and the mechanical strength of the wood. In gymnoperms you would expect the correlation to be _____."

In General, When a Cell or Tissue Type Has to Serve