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.
It has an alternating chemical phosphate and sugar backbone, making the ‘sides’ of the ladder.
Answer:
amoeba
Explanation:
unicellular are the organism which have single cell.