The gender ratio of X chromosome and Y chromosome was almost same in the haploid.

单倍体中含有X-性染色体和含有Y-性染色体的性比基本相同。

youdao

There is a curious observation which we have made in several studies that the virus affects the gender ratio of offspring.

在一些研究中我们做过一个有趣的观察：乙肝病毒影响后代的性别比例。

youdao

And the traditional preference for boys sometimes leads to selective abortion, causing worries over the imbalance of gender ratio.

想要男孩的传统偏好导致许多人选择堕胎，这就造成了大家担心男女比例的失衡的问题。

youdao

It is also working on a gender equality action plan to boost its ratio of female leaders though it admits it will miss its slated target of 30% by end 2013.

CNN: Can`womenomics' save Japan?

At Etsy, where women account for 80% of its customers, after a two-year-long initiative focused on gender diversity, he had successfully changed the ratio.

FORBES: Double-Standards: How Etsy Upped Its Female Engineers By 500%

Net Enrollment Ratio in primary education had increased from 58% in 1999 to 76% by 2010 and the Gender parity index from 0.85 to 0.93 over the same period of time.

UNESCO: EDUCATION