When fertilization occurs, and the sperm cell fuses with the egg, the following may take place: (1) a ten chromosome sperm may unite with the eleven chromosome egg, and produce a twenty-one chromosome individual or (2) an eleven chromosome sperm may unite with an eleven chromosome egg producing a twenty-two chromosome individual.

There is a disc of cut glass in decorative designs covering 144 electric lights in the form of a star, which is twenty-one inches from point to point, the centre being of pure white light, and each ray under prisms which reflect the rainbow tints.

I'm over twenty-one.

Although he was then only twenty-one years old, he showed remarkable aptitude for this kind of work from the beginning, and it was through no fault of his that misfortune overtook every opera company with which he had anything to do.

Phr. ubi libertas ibi patria [Lat.]; free white and twenty-one.

That private property shall not be taken for public use without just compensation therefor, previously paid or secured; that to prevent feudal tenure of land, long leases of agricultural land shall not be made, in most states the longest permitted term being twenty-one years.

Then everythingsky and woods and field and allfused and ran together in a great spatter of red flame and white smoke, and the earth beneath our feet shivered and shook as the twenty-one-centimeter spat out its twenty-one-centimeter mouthful.

But the old folks allowed that I must stay with 'em till I was twenty-one, any how.

The exports of domestic articles to those Provinces during the last year amounted to more than $22,000,000, exceeding those of the preceding year by nearly $7,000,000; and the imports therefrom during the same period amounted to more than twenty-one million, an increase of six million upon those of the previous year.

If I understood it right, on its first reading, though, to be sure, I did not comprehend perfectly all that the petition contained, it prays that we should take measures for the abolition of the slave trade; this is desiring an unconstitutional act, because the constitution secures that trade to the States, independent of congressional restrictions, for the term of twenty-one years.

At twenty-one Tyler, who had gone through grammar school, high school and business college had never kissed a girl or felt a love-pang.

One day on going in to luncheon it was discovered that there were thirty guests present, whereas the table only held covers for twenty-one.

""He a'n't more'n twenty, or twenty-one at the outside.

We learnt that the lad was twenty-one years of age, and that he had been called up in December 1914.

At the next drill, twenty-one gentlemen were present and Number Twenty-one, the Sessions Judge of Duri, a Scot, kept staring with looks of amazement and alarm at Burker, who rode as Number Four on his flank, making an odd file into a skeleton section.

LOWELL, EDITH. SEE Twenty-one good monologues.

The woman from twenty-one.

The Twenty-one balloons, Written & illustrated by William Pene Du Bois.

CROWN PUBLISHERS, INC. Twenty-one delightful ways of committing suicide.

The island is about eighty-two degrees west longitude and twenty-one degrees south latitude.

I remember nothing before the age of twenty-one.

It is now twenty-one years since this noble philanthropist, then just entering upon the duties of his profession, was first led by some incidents occurring during a tour in the Bernese Alps to investigate the condition of the cretin.

In the month of February, while Mr. Norton and his men were at work on the Myan River, the thermometer indicated more than forty degrees below zero during sixteen days out of twenty-one, sank five times to -60° and once to -68°, or one hundred degrees below the freezing point of water.

My mother's fortune cuts up rather; but it wont be divided till the youngest is twenty-one.

At Moturoa his assault on another forest stockade failed under a withering fire; the native contingent held back sulkily; and again our men retreated, with a loss this time of forty-seven, of which twenty-one were killed.