Close suction drains play very crucial in surgical wound healing. It is important that the wound suction drain works properly because the proper healing of the wound depend on it. If the wound suction drain do not work properly, it will be difficult to obtain accurate recording of the volume and the contents of the drainage that is coming out from the wound. Thus, it will be difficult to monitor for excessive bleeding, infections and things like that which may prevent proper healing.
That would be biochemistry.
Explanation:
1. Since the Lions are the predator and Gazelles are the prey therefore a predator-prey relationship exists between them. The predator-prey relation is also associated with the food chain in an ecosystem. If the number of prey is reduced then there are chances that the number of a predator will also be reduced but
2. The Lion is not just the predator of Gazelle but other animals also like deer therefore they can shift their resource of food from gazelles to another organism.
3.The change of the ecosystem will change the population of the predator as the population are adapted to grow in a particular ecosystem and change of population could reduce the population of a predator.
Answer:
washing clothes and cooking