3 sentences

1. 除了同卵双胞胎外，没有两个人有相同的DNA。

   chú​le tóng​luǎn​shuāng​bāo​tāi wài, méi​yǒu liǎng ge rén yǒu xiāng​tóng deDNA.

   Except for identical twins, no two people have the same DNA.

   Source: CCMatrix

2. 从出生起，同卵双胞胎就有不同的指纹和肚脐。

   cóng chū​shēng qǐ, tóng​luǎn​shuāng​bāo​tāi jiù yǒu bù​tóng de zhǐ​wén hé dù​qí.

   From birth, identical twins have different fingerprints and belly buttons.

   Source: CCMatrix

3. 没有两个指纹是相同的——即使是同卵双胞胎也不例外。

   méi​yǒu liǎng​ge zhǐ​wén shì xiāng​tóng de— jí​shǐ shì tóng​luǎn​shuāng​bāo​tāi yě bù lì​wài.

   No two fingerprints are alike – not even those of identical twins.

   Source: CCMatrix