Question 2. The dog had got in some radiation and something trigger in the DNA and that how it got the beak.
Question 3. When a dog does get hit with radiation and what happens to the genes they get weak and it can causes cancer how fast you run so a dog would not be a fast.
Question 4. The Mutation impacted the protein on making a beak since protein makes up like finger and toe nails on animals and human.
Question 5. Every duck has a bill so it has a dominant mutation.
Question 6. Beneficial If it was stranded in the ocean it could breath longer under water and it can eat tiny tiny animals so It is a good thing.
Question 7. Yes will probably will be passed onto the offspring because it is a dominant.