The type of mutation that has occurred is Insertion
This image shows you the different types of mutations that can occur, hope it helps!
Animals and other living things produce carbon dioxide, a gas that plants need to make their own food. ... Plants release oxygen as a waste product. Plants and other producers, such as green algae, are the source of the oxygen in the air we breathe. Animals and other living things release carbon dioxide when they exhale.
Answer:
2) greater than x
this is because sample y has more surface area than sample x
The highest level of Organization within an Organism is Biosphere