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Dahasolnce [82]
3 years ago
9

What causes sun spots ?

Biology
2 answers:
larisa [96]3 years ago
8 0

Answer:They are caused by the Sun’s Magnetic field welling up to the photosphere

evablogger [386]3 years ago
6 0
The UV rays cause sun spots due to reaction from the radiation.
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This statement means that when the population experiences a new set of environmental conditions, two things are happened i. e. the population either adjusts through natural selection or becomes extinct. The fossil of dinosaur indicates that extinction occur due to changed in the environment. If the population made changes in itself and adapt the environment then the organism survive otherwise extinction occur.

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For which of the following reasons do small, isolated islands have a greater rate of
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Extinction is greater on islands isolated due to the unlikelihood of immigration and as it is opposite to the island close to the mainland and competition is more in isolated islands.

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