結果 : how many identical twins are there in the united states
3:08

The Design of Identical and Fraternal Twins 👯

Friendly Health
168,599 回視聴 - 2 年前

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5:54

2 sets of identical twins switched at birth reunite

CNN
7,204,565 回視聴 - 9 年前
5:40

What identical twins separated at birth teach us about genetics - BBC REEL

BBC Global
2,909,728 回視聴 - 2 年前
21:53

Everything You Need to Know About Twins (Types, Formation, Chances & Pregnancy Implications)

Lora Shahine, MD
9,618 回視聴 - 6 か月前

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14:29

6 Types of Twins That Are Extremely Rare

SciShow
5,048,020 回視聴 - 4 年前
3:14

How Twins Advance Science

Seeker
48,760 回視聴 - 11 年前
1:21

Cousins Born to Two Sets of Twins Are Genetically Siblings

Inside Edition
2,013,887 回視聴 - 2 年前
1:06:18

The Power of Nutrition for a Healthy Start

Institute For Natural Medicine
36 回視聴 - 1 日前 に配信済み
5:42

An inside look at the lives of twins who married twins

Good Morning America
124,169 回視聴 - 2 か月前
7:34

Meet the parents who had two sets of twins in 13 months!

TODAY
1,092,034 回視聴 - 1 年前
18:21

All About TWINS! Identical or Not? Types & MORE! | Part 1 | Sarah Lavonne

Sarah Lavonne
13,415 回視聴 - 2 年前
0:11

👆 Do identical twins have the same fingerprints?

Doctor Doan
1,941 回視聴 - 1 年前
15:22

Doctor Explains Twins: Everything You NEED To Know (Conception + Pregnancy + Birth)

Mama Doctor Jones
277,976 回視聴 - 2 年前
47:12

Twin Lives | Our America with Lisa Ling | Full Episode | OWN

OWN
221,057 回視聴 - 9 か月前
6:56

What's it like to be a twin?

Mystery Science
1,859,840 回視聴 - 4 年前
2:10

Twin Teens: One Black, One White, Celebrate Their Differences

Inside Edition
13,300,659 回視聴 - 9 年前
35:40

100 Identical Twins Fight For $250,000

MrBeast
132,404,879 回視聴 - 3 か月前
8:09

Twins: Chorionic & Amniotic | Identical vs Fraternal | TTTS | USMLE | MCQ

Ishwari Chandran
24,061 回視聴 - 4 年前
5:01

New type of twin born from one egg and two sperm

Hashem Al-Ghaili
165,708 回視聴 - 5 年前
10:46

Twin Sisters Separated at Birth Reunite on 'GMA'

Good Morning America
38,899,908 回視聴 - 8 年前