結果 : what does x+y mean

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4:55

性遺伝 (XX XY) - GCSE 生物学 | kayscience.com

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150,533 回視聴 - 4 年前
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X and Y chromosomes explained

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X染色体の不思議 - ロビン・ボール

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What decides the gender of a baby ?

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What does XY mean for gender?

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4 回視聴 - 5 か月前
4:15

The myth of the "supermale" and the extra Y chromosome

Vox
3,754,798 回視聴 - 9 年前
0:46

What does 46,XY mean?

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47 回視聴 - 5 か月前
0:34

What does the XY chromosome generally mean?

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13 回視聴 - 4 か月前
2:11

性別決定: 生まれたばかりの赤ちゃんの性別の責任は誰にありますか?

The Practical School
556,355 回視聴 - 5 年前
0:28

Does XY mean a boy?

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1 回視聴 - 5 か月前
0:30

What does XY mean on a DNA test?

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3 回視聴 - 5 か月前
1:44

XX or XY _ Fetal Sex Determination Part-1 ❤️💯 | Boy or Girl #medical #ultrasound #pregnancy #shorts

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18,150 回視聴 - 1 年前
0:34

What does XY mean in karyotype?

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0 回視聴 - 5 か月前
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XX -Baby Girl | XY -Baby Boy | How to reveal gender on ultrasound | when genderreveal is poddible!

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How TRANSGENDERS are born? | किन्नर कैसे पैदा होते हैं? (3D Animation)

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38,292,673 回視聴 - 2 年前
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#pov Peter breaking the rules👀 (Peter Parker x y/n)

MaeHolland_
120,862 回視聴 - 2 年前
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What NO ONE Is Telling You About Women's Olympics - XY CHROMOSOMES

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159,746 回視聴 - 3 年前
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Does XY mean a boy or girl?

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4 回視聴 - 5 か月前
3:47

Solving an equation for y and x

Brian McLogan
790,482 回視聴 - 12 年前
0:48

Medical vocabulary: What does Gonadal Dysgenesis, 46,XY mean

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143 回視聴 - 8 年前