The y chromosome. The chromosome pair that determine sex (gender) can have x and y chromosomes; men have one X and one Y chromosome, women have to X chromosomes.
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The average weight of 12 men decreases by 2 kg when one of them weighing 91 kg was replaced by a new man. Find the weight of the new man.
One half!
A woman has two x chromosomes and a man has one x and one y
There is one solution for x and one solution for y. The solution is: x = -1 ; y = 2
y=x y=1x The slope is one.