Answer:
A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke. Mutations can occur during DNA replication if errors are made and not corrected in time.
For the first one its C. for the second one its j. and for last one its g
Explanation:
Recessive inheritance means both genes in a pair must be abnormal to cause disease. People with only one defective gene in the pair are called carriers. These people are most often not affected with the condition. However, they can pass the abnormal gene to their children. CHANCES OF INHERITING A TRAIT
The only explanation I have is that the cells in multicellular organisms are specialized. They all have jobs, like members of a community.