The inflammatory disease of the central nervous system that attacks the myelin sheath is known as MULTIPLE SCLEROSIS
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The main and the most promising difference between active and passive transport is, passive transport does not require energy while active energy does.
A dominant trait can be shown both when an organism is homozygous dominant AND heterozygous. Two different genotypes give the same visible result so a testcross is needed to be able to accurately say if the organism is homozygous dominant or heterozygous
Secondary Succession<span>
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The Answer to this question is b
