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zeekarn zeekarn
wrote...
10 years ago
why do seeds of tropical plants often need a higher temperature for germination than those of the temperate regions?
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wrote...
10 years ago
It is warmer in the tropics.  The plants in the tropics evolved with enzymes that work more efficiently at warmer temperatures.
wrote...
10 years ago
The reason coud be that the casing of some tropicl seeds are thicker and need a high temperature to penetrate whereas temperate plants have seeds that are not so thick
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