1. Protection of water resources.
2. Soils formation and protection.
3. Nutrient storage and recycling.
4. Pollution breakdown and absorption.
5. Contribution to climate stability.
<span>Adopt ecological conservation practices :)</span>
The consumer is the bird because it is getting its energy by eating the fruit from the bush.
The answer is; cell surface receptors that are recognized as antigens by the recipient's immune system.
Therefore the organ is attacked as a foreign substance . This is why organ transplants are given by the closest family member to reduce the antigen variability that causes transplant rejection. Tissue typing is done to ensure that the organ or tissue is as similar as possible to the tissues of the recipient.
Answer: Option b
Explanation:In chemistry,
before any reaction would occurs, reactat must be able to overcome some certain amount of energy which is called the activation. The activation energy is usually the heat that is suppled.it is also refered to as the minimum energy needed before any reaction can take place. For reaction to take place, there must be an equilibrium( at constant temperature and pressure.
