Using bar soaps and hand towels won't have a greater chance of making you bleed, but razor blades and toothbrushes do since people usually cut themselves when shaving and toothbrushes can make your gums bleed.
I hope this helps.
Hemophilia is a X-linked recessive trait. I will denote it as XA for dominant and Xa for recessive.
Hemophilic male: Xa Y
Carrier female: XA Xa
Cross:
Xa Y
XA XaXA XAY
Xa XaXa XaY
Thus, as shown, of the ratio of two possible female offspring genotypes for Hemophilia, only 1/2 will have the disease; the chance is therefore 50%.
The ratio for male offspring genotypes for Hemophilia is 1/2 as well; the chance is therefore 50%.
Answer:
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Explanation: