I don't know a lot about volcanos, but I can help you with the formatting
The average families with blonde hair, pale skins with gene of past family freckles mixed with red hair ca male freckles
Surface tension I think. which makes it feel like you are hitting concrete when you fall onto water from extreme heights.
Answer:
Isolation means that organisms of the same species are separated, and happens when there is something between the organisms that they can't cross.
Explanation:
Organisms become isolated as a result of environmental change. The cause of isolation can be gradual, like when mountains or deserts form, or continents split apart.