False. Some Genetic mutations can actually be proven to be very helpful to some species.
<span>Poisson's ratio (ν), named after Siméon Poisson, is the ratio, when a sample object is stretched, of the contraction or transverse strain (perpendicular to the applied load), to the extension or axial strain (in the direction of the applied load).
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Cardiac systole is the contraction of the cardiac muscle in response to an electrochemical stimulus to the heart's cells (cardiomyocytes<span>).
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1) Eubacteria.
https://upload.wikimedia.org/wikipedia/commons/thumb/7/78/Collapsed_tree_labels_simplified.png/400px...
