結果 : what does x y chromosome mean
2:25

X and Y chromosomes explained

MooMooMath and Science
141,341 回視聴 - 5 年前
4:15

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

Vox
3,756,846 回視聴 - 9 年前
5:06

Secrets of the X chromosome - Robin Ball

TED-Ed
1,172,495 回視聴 - 7 年前
2:35

What decides the gender of a baby ?

The Science Mirror
204,447 回視聴 - 5 年前
1:53

Researchers fully sequence the Y chromosome for the first time | World DNA | Latest News | WION

WION
22,574 回視聴 - 1 年前
2:16

Genes, DNA and Chromosomes explained

Science Explained
1,329,725 回視聴 - 8 年前
4:24

Boy or girl?

Dr. John Campbell
137,629 回視聴 - 8 年前
3:45

Chromosomes Are Not Sexes

Paradox Institute
11,760 回視聴 - 2 年前
0:34

What does the XY chromosome generally mean?

Ask & Answered
13 回視聴 - 5 か月前

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2:11

Sex Determination: Who is responsible for the gender of a new born baby?

The Practical School
558,525 回視聴 - 5 年前
13:40

Science Proves There are More than Two Human Sexes

SciShow
1,827,239 回視聴 - 4 年前
0:42

What is XY means in gender?

Λsk Λbout Impact
367 回視聴 - 6 か月前

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8:48

Punnett Squares and Sex-Linked Traits (UPDATED)

Amoeba Sisters
466,960 回視聴 - 1 年前
0:29

Human Chromosome 3-D

National Human Genome Research Institute
60,691 回視聴 - 9 年前
4:55

Sex Inheritance (XX XY) - GCSE Biology | kayscience.com

KayScience
151,008 回視聴 - 4 年前
1:46

Role of Y-chromosome in Fertility&how does it leads to Infertility?

Oasis Fertility
93,785 回視聴 - 3 年前
4:28

“I Was Born With An Extra Chromosome” | Listen Up | ABC Science

ABC Science
3,290,417 回視聴 - 3 年前
28:50

What NO ONE Is Telling You About Women's Olympics - XY CHROMOSOMES

More Plates More Dates
159,776 回視聴 - 3 年前
1:16

GENETICS 1: SEX LINKAGE: XY CHROMOSOMES AND GENDER

Walter Jahn
80,469 回視聴 - 12 年前
3:50

Y Chromosome Shrinks; What Does It Mean For Sex Determination & Males. Study Reveals They'll Survive

India Today
16,051 回視聴 - 1 か月前