Chemokines act as chemoattractants. They lead <span>to the migration of immune cells to an infection site so they can target and destroy invading bodies such as microbes. Hope this helps.</span>
Answer:
1: sustainability is an avoidance of the depletion of natural resources in order to maintain an ecological balance.
2: Sustainability means meeting our own needs without compromising the ability of future generations to meet their own needs.
Explanation:
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The control group is the part of an experiment that does not receive the variable and is used for comparison.
Carbohydrates. Sugar is the simplest from of carbohydrates.