2 years ago

Why might some conifers have tough cones that are dependent on the heat of a fire to open up and disperse their seeds?.

1 answer:

6 0

Answer:

Closed-cone pines have evolved to use the heat from a forest fire as a trigger to opening their cones. The extreme heat melts the resinous sap, allowing the cone to open and exposing the seeds to the outside world.

Explanation:

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