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Author Question: Which of the following is a likely explanation of why natural selection favored (Read 740 times)

TI

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on: Jun 15, 2013
Which of the following is a likely explanation of why natural selection favored the evolution of signals for sexual reproduction?
A) Even in the simplest organisms, sexual reproduction required several coordinated responses by cells.
B) Multicellular eukaryotes required signals that were responded to by multiple organ systems.
C) Cells of several kinds of mating types needed to sort themselves to allow self-recognition.
D) Rooted plants required chemical diffusible signals that could travel throughout the organism.
E) Hormones required a mechanism for introducing changes in their target tissues.


coco

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Reply #1 on: Jun 16, 2013
In class, we found it was A. Good luck with the rest.


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TI

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Reply #2 on: Jun 17, 2013
Thank you, you were right!


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