Cell , tissue , organ, organ systems , organism
Isn’t the answer to C when one goes over the top of another?
A mutation is a change in trait. For example people who are lactose intolerant are normal, but people that can can drink milk without a problem have mutated. Hopefully this makes sense and helped.
Answer:
Increase the temperature
Explanation:
Warm ocean currents are directed movements of the sea water. Elements such as the wind can facilitate and carry their movement increasing the temperature of the environment.