Sexual dimorphism

Sexual Dimorphism and Female Reproductive Characteristics of Pseudobagrus fulvidraco

黄颡鱼的两性异形和雌性繁殖特征

Sexual dimorphism in head size and food habits in the blue-tailed skink Eumeces elegans

蓝尾石龙子的头部两性异形和食性

Sexual dimorphism occurs at all stages , including the deposited eggs .

雌雄两性的形态在所有发育阶段均不相同。

Mate Preferences for Sexual Dimorphism in Height in China

中国文化下伴侣身高偏好的性别二态性研究

Explain how these two species fit into a general theory of sexual dimorphism and why it has evolved .

解释这两个物种如何适应性别上同种二形性的普遍理论和它演化的原因。

Preliminary Study on Sexual Dimorphism of the Cheek Teeth Size in Macaca mulatta

猕猴颊齿大小的性差研究初报

Results The sexual dimorphism of the arch width in most of groups divided by age and position was significant .

结果牙弓宽度在多数年龄组、分段中存在显著性别差异。

Observation of sexual dimorphism of somatostatin immunoreactive neurons in the rat hypothalamus

大鼠下丘脑生长抑素神经元性差别的观察

Study on Sexual Dimorphism of Mandible Morphology Variables of KM , ICR and BALB / c Mice

KMI、CR、BALB/c小鼠下颌骨形态变量性差分析

Effect of monosodium glutamate on the sexual dimorphism of somatostatin neurons in the rat hypothalamus

谷氨酸单钠对大鼠下丘脑生长抑素神经元性差别的影响

Sexual dimorphism in head and body size in the skink , Eumeces chinensis

中国石龙子头、体大小的性二态

Studies on sexual dimorphism of the mandibular dimensions of rhesus monkey distributing in the Taihang Mountain

太行山猕猴下颌骨的性二型研究

These variables were used to establish fishers and Bayes discriminant functions to distinguish sexual dimorphism among the three strains .

结果表明：不同品系性差不同，判别函数对于性别判定具有明显的实用价值。

Study on Sexual Dimorphism of Mandible , Skull and Hip Bone of Taihang Rhesus Macaque by Discriminant Function Analysis

太行山猕猴下颌骨、颅骨和髋骨变量的性别判别分析

The cranio-facial sexual dimorphism are Significance , P0.05 .

颅面部的性别差异具有显著性意义，P均小于0.05。

The pest is sexual dimorphism , one generation per year and overwinter as first in-star larve .

该虫雌雄异型，一年发生一代，以一龄寄生若虫越冬。

Analysis on Sexual Dimorphism of the Scapula and Humerus Variables of Macaca mulatta in Taihang mountains

太行山猕猴肩胛骨和肱骨变量相关与异速生长分析

When numerical methods have been used in avian taxonomy , inter-sexual phenotypic variation has always been neglected , especially in species without obvious sexual dimorphism .

将数值分类用于鸟类分类学研究时，对于雌雄的形态特征差异没有被重视，尤其是对于雌雄同形的鸟类。

A clear sexual dimorphism occurred to both sexes of H. oblita at the size of antennae and sensilla amount .

雌雄触角在大小和感器数目上存在明显的性二型现象。

We measured the sexual dimorphism in morphological traits and female individual fecundity in a population of Acrossocheilus wenchowensis , from Oujiang River , Lishui City , Zhejiang Province .

测定了温州厚唇鱼形态特征的两性异形和雌性个体生育力。

The results indicate that sexual dimorphism of somatostatin neurons in the hypothalamic periventricular nucleus was regulated indirectly by sexual hormone through the neurons in the arcuate nucleus of the hypothalamus .

这些结果提示下丘脑室周核生长抑素神经元在基因转录水平所表现出的性别差异可能是通过下丘脑弓状核神经元间接地受性激素的调节。

The sexual dimorphism of antennae was present in only in a small number of beetle taxa , which was of special biological significance since there was different type and distribution of sensilla in both sexes . 6 .

触角类型性二型分化仅出现在少数甲虫类群中，其感器类型及其分布存在雌、雄差异，具有特殊的生物学意义。

Evaluate the influence of sexual dimorphism and estrogen on activation of TLR4 / NF - κ B signal transduction in sepsis . ( 3 ) Clarify the effect of estrogen on prevention and treatment of sepsis .

研究性别差异及外源性雌激素对脓毒症时重要脏器组织TLR4/NF-κB信号通路活化调节的影响，探讨将雌激素用于预防和治疗脓毒症的可行性。

By statistical analysis , sexual dimorphism is revealed in both suprapelvic height and pelvic height . The increase in pelvic height is greater in girls than boys , and occurs before the appearance of secondary sexual charateristics .

通过统计学分析，揭示儿童盆上高度和骨盆高度性的二形性，女童盆高的增加大于男童，且发生在第二性征出现之前。

It is too different from what this chain of reasoning suggests was the shape of Homo rudolfensis to be explained by sexual dimorphism , unless the sexes differed in this species in ways not seen in any other primate .

这一推理链认为它是卢尔多夫人，并以人种的两性差异来解释其外形差异；但这一差异实在太大，除非这一人种的两性差异在其他灵长类动物中见所未见方能自圆其说。

Conclusion Peaks of serum gonadotropin and sex hormone concentrations are reached at 2 ~ 4 months of age and sexual dimorphism is shown , suggesting that in boy and girl infants , different mechanisms may be involved in regulating the development of gonads .

结论婴儿在2~4月龄时的血促性腺激素与性激素水平有个暂时的高峰期，并有明显性别差异，可能与两性性腺发育的不同调控机制有关。

In these primates there isn 't a high degree of ' sexual dimorphism ' - sex differences in body size , musculature , metabolism and life span-and males don 't have those garish secondary sexual characteristics of males of polygamous species .

在这些灵长类动物中，雌雄之间在体形、肌肉、新陈代谢、寿命等方面差异并不十分明显，雄性也不像多配偶物种的雄性那样具备很多第二性征。

This study provided ultrastructural evidence for the sexual morphological dimorphism of the antenna .

本研究为雌雄触角形态的二型性提供了超微结构水平上的证据。

Growth , Sexual Size Dimorphism and Female Reproduction of Blue - tailed Skinks , Eumeces elegans

蓝尾石龙子的生长、两性异形及雌性繁殖