Human being, teeth doctors and tools
Answer:
a. option :both have mammary glands is the correct answer right no
Answer:
resource partitioning
Explanation:
Based on the scenario being described within the question it can be said that this is an example of resource partitioning. This term refers to when a species divides the limited resources in order to avoid competition within it's environment. Such as the two species of mice are doing by feeding in on the same resources at different times in order to avoid competition and conflict between each other. Thus allowing them to co-exist within the same environment.
Will occur spontaneously without the need of an activator because they have a great internal energy
Ion transport or active transport depending on which situation you have.