Question

Are all mutations harmful? Explain.

Answer 1

Answer:

Most mutations are not harmful

Explanation:

but some can be. A harmful mutation can result in a genetic disorder or even cancer. Another kind of mutation is a chromosomal mutation. Chromosomes, located in the cell nucleus, are tiny threadlike structures that carry genes.  

by the way this is copyed

Answer 2

No, some mutations occur an actually help the specimen to adapt to its environment or prevent future issues.