同源的

The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.

心皮和能产生孢子维管植（羊齿类）还有具胚珠裸子植大孢子叶是同。

When the immuned tilapia challenged with the homotype and heterotye bacteria, the protection rates were both 16.7%.

免疫罗非鱼，对同和异菌株率为16.

Sequence alignment analysis of the mUb and ubiquitin genes from different species such as pineapple, seringa and tobacco showed high identities of over 84%.

序列与菠萝、三叶胶树、烟草等种泛素基因相比较，有84％以上同。

A candidate gene could be selected because of its' biological association with some disease or being congenerous to a known gene related to the disease.

选基因选择可以基于与疾病间生学联系或是该基因与疾病某已知相关基因同。

They share sequence homology and show sequence similarity 89.1% and 70.1% to the LTR of rice retrotransposon RIRE8, respectively.SLTR1 and SLTR2 are of gypsy retrotransposons of rice.

序列比较发现，SLTR1和SLTR2存在著较高同，并与水稻逆转座子RIRE8LTR序列高度同，分别为89.1%和70.1%，它们属于一类水稻gypsy类型逆转座子。