It is sex-linked: genetic red–green color blindness affects males<span> much </span>more<span> often </span>than females<span> because the genes for the red and green color receptors are located on the X chromosome, of which </span>males<span> have only one and </span>females<span> have two.</span>
You can find out that they have the ability of giving the trait of freckles even if they do not have them themselves these people are called carriers
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Mantoux skin test required annually
Answer:
concentric contraction causes muscles to shorten, thus making force.
