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Birds have hollow bones due to the fact thay need to be as light as possible for their wings to generate enough lift for them to fly
Answer:
75% i think
Explanation:
because if it is dominant its most likely always gonna be that
It provides energy for the cell to build, repair, and reproduce. Cells needing more energy have more mitochondria.
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.
