
Last option: Preserve an ecosystem

• The establishment of a bird reservation is a way to preserve an ecosystem because reservation provides suitable environment to organism. A healthy ecosystem means large number of biodiversity.
The way that partially digested food leaves the body is through the pyloric sphincter.
<h3>What is digestion?</h3>
The term digestion has to do with the breaking down of complex food substances that is taken in by animals during nutrition. Food that is digested will go out of the body in semisolid form.
Hence, way that partially digested food leaves the body is through the pyloric sphincter.
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The study of relationships and the evolutionary history of various groupings of species is known as phylogeny. The goal of phylogeny is to reconstruct the evolutionary course of all species on Earth. A phylogenetic tree also learned as a cladogram, is a schematic diagram used to show the alleged evolutionary relationships between taxa. Diagrams of phylogenetic trees are based on cladistics, or phylogenetic systematics, hypotheses.
Organization of life, according to taxonomy, divides creatures into three domains:
The Eukarya domain are the most easy because they are large enough for their morphological features to be easily seen.
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Exothermic and it does follow the law of conservation of energy.