A hurricane destroyed all life forms on an island and washed away all the soil, leaving bare rock. In time, lichens grow in cracks in the rocks. What is occurring?

Primary succession is beginning.

Primary succession is when a disaster destroys the environment, leaving no soil and no organisms left. This is evident by the bare rock. Lichens are a pioneer species, meaning they are one of the first organisms that show up.

b is dominant over the allele for the white fur.