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XX

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XX

Sex chromosomes found in female of the species.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
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References in classic literature
There was such a rush of heads immediately, to see Number Twenty Seven reading his Hymn Book, that the little hole was blocked up, six or seven heads deep.
"Twenty seconds more!" Barbicane quickly put out the gas and lay down by his companions, and the profound silence was only broken by the ticking of the chronometer marking the seconds.
"Twenty years is a long time, but not long enough to change a man's nose from a Roman to a pug."
And, after telling the whole story, under the promise of secrecy, to Gabriel and Mercier, they put the twenty thousand francs into the envelope and without asking for explanations, handed it to Mme.
Keep my half of twenty thousand livres, which you can use during that time."
Out of the twenty Musketeers sixteen, when this took place, rejoiced greatly at this relaxation; but the other four cursed it heartily.
And truly, putting all this together, I don't think twenty shillings was so much out of the way."
It was entitled, with twenty's love for a tag of Latin, Ad Puellam Auream, and it ran thus:--
It has one hundred and seventy-five exchanges, four hundred operators, thirteen thousand telephones, and twenty thousand miles of wire--a more ample system than the city of New York had in 1896.
Fogg re-appeared in the reading-room and sat down to the Pall Mall at twenty minutes before six.
It was not long before Dag Daughtry was getting his twenty dollars a night for two twenty-minute turns, and was declining more beer than a dozen men with thirsts equal to his could have accommodated.
"Ordinarily the length of a gun is twenty to twenty-five times the diameter of the shot, and its weight two hundred and thirty-five to two hundred and forty times that of the shot."
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