Hemophilia is the result of a defective X chromosome. males have XY chromosomes; females have XX chromosomes. If a man has a defective X chromosome, he has no normal X chromosome to balance it out. Therefore, he is more likely to present hemophilia. However, a hemophiliac man's male children will all be healthy, assuming his partner is not a hemophiliac, because the defective X chromosome was not passed on. All his daughters will be carriers, though, regardless of whether their mother is a hemophiliac.
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the branch of mechanics concerned with the motion of objects without reference to the forces which cause the motion.
Dehydration because no water is being permeated.
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Xylem and phloem are the example of vascular tissue. Plant cell function together to form tissue.
