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If a fox and an eagle eat some of the same organisms in an ecosystem, the relationship between the fox and the eagle could be classified as competition. Competition both within and between species is an important topic in ecology, especially community ecology. It is one of many interacting biotic and abiotic factors that affect community structure. It is a major affecting the availability of resources in an ecosystem is the density of individuals, or the number of organisms living in a certain area.
Nitrogen.
Plants cannot use atmospheric nitrogen directly. Nitrogen from the air must be converted into the different form so plants can absorb it. Thus plants need nitrogen-fixing bacteria to convert atmospheric nitrogen into ammonium, which is available for plants to absorb it.
Urea inactivates the enzyme function via denaturation of its secondary and tertiary function. Without its secondary or tertiary function, it’s 3D structural conformation is altered and it will be unable to perform its function.
Answer:
These chemical reactions produce waste products such as carbon dioxide, water, salts, urea and uric acid. Accumulation of these wastes beyond a level inside the body is harmful to the body. The excretory organs remove these wastes. This process of removal of metabolic waste from the body is known as excretion.