The immune system
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<span>The Antarctic Circle has 24 hours of daylight around the summer solstice. In the southern hemisphere this would be around December 21.
When energy is transferred to air the particles of air move faster. Adding energy to molecules makes them move faster and air is no exception.</span>
genetic drift is caused by gene splicing by the crossing over during meiosis 1 and/or 2. this can cause many disorders and inherited diseases that could stay in your blood line for a long time. It also can benefit however by giving possibly giving a stronger inheritance that benefits survival. this all relates to evolution because it shows how species and also offspring differ. the stronger the genes, the more likely you are to survive.
Based on my research, freshwater fish are a type of fish that has a higher concentration of salt than it's internal environment. With respect to osmoregulation, to fight this circumstance the freshwater fish has a kidney that makes the water to pass quickly.