How are the epidermal ridges formed? why are they important?

Scientists discover two populations of mice on either side of a major river. the two populations have almost identical genes but the mice from one side cannot breed with mice from the other. this is most likely because

What are some possible consequences of preventing prescribed burns and natural wildfires

Support mangrove trees out of the water. a) pneumatophores b) prop roots c) sand dunes d) tide supports