Answer:
Pollination is an external process. Pollination agents are wind, water, birds, insects, and other animals. Fertilization takes place by growing pollen tube which enters the ovule. External factors are required
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Answer:
The iron will separate from the tin.
Explanation:
Convection occurs over a very very long time in the earth's mantle. Rock slowly gets melted down from the core, then shoots back up from volcanoes. The new rocks get buried by sand and sediments, and the process resets.
