Answer:
10% of an animals energy gets gained as you move up the food chain. the rest of that (the 90%) is used for metabolic processes or given off to the environment as heat.
Explanation:
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Answer:
Evolution
Explanation:
Evolution is the change in habits, hereditary and physical characteristics of a species over various generations in response to environmental conditions. Evolution lead to adaptation, the nature selection of the fittest and elimination of remaining.
Evolution may produce variety and diversity in response to mutation, genetic drift and other genetic variation. These changes may pass to offspring and may express them more in one group of population.
Evolution also explain the unity among organisms by explaining their shared characteristics. This refers to their common ancestors.
A. Independent variable is the variable you change so the amount of BGH would change in each group
