Artificial selection - The intervention of humans ensures that only individuals with the most desirable traits produce more offspring
- Farmers only breed the livestock that produce the most food..... Cow, Chicken, plant with the most vegetables
The capability of both leptin and cholecystokinin in which they
have a similarity when a person has decreased its food intake. A leptin is a
way of helping an individual to regulate energy in means of having to inhibit
its hunger while the cholecystokinin is responsible for having to stimulate
digestions.
Mutualism is where both animal help each other to benefit form each other. Win-Win . Commensalism is where nothing happen neither animal benefits from it .
