The reasons are:Pea plants were easy to grew and they developed quick.It has a short life expectancy, which is about 3-4 months, so it can indicate prompt outcomes after the experiment. It is a bisexual plant however sexual reproduction can be effortlessly conveyed out, here it is additionally simple to locate an unadulterated line. It has 7 sets of differentiating characters.
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The answer would be Alveoli
In humans, oxygen and carbon dioxide are exchanged in the blood within many small sacs called alveoli in the lungs. Alveoli provide a large surface area for gas exchange.
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Constitutive skin color is the natural, genetically determined color of the epidermis, uninfluenced by ultraviolet (UV) light or hormone exposure. ... In contrast, facultative skin color results from exposure to UV light and other environmental factors.
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This Is called deforestacion if to many trees are cut animals either have to adapt or find a new place if this doesnt happen the die
