研究醋酸铅对染毒妊娠小鼠雌性后代生长发育和卵母细胞受精、受精卵卵裂及早期胚胎发育的影响.
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Although females may give birth to two young, usually only one survives.
尽管雌性可以产生2个幼仔, 通常仅仅幸存一个.
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研究指出, 这种胁迫策略可能是在雌性进化出 “ 生殖盾 ” 之后开始的.
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The females usually release their eggs into the sea toward dawn, around the turnthe high tide.
拂晓时,雌性开始向海中产卵, 在即将涨潮时.
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Some female dogs may develop varying degrees of urinary incontinence after ovariohysterectomy.
有些雌性犬只在进行子宫卵巢切除术后,可能会发生不同程度的小便失禁.
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Method Cellular immunity of OVX rats were determined by immunocyte technique.
方法:应用免疫细胞学技术系统检测去势雌性大鼠多项免疫学指标.
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Females have litters of one to four cubs, which are blind and helpless at birth.
雌性一次产崽1-4个, 小美洲虎刚生下来时是瞎的,脆弱的.
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Moreover , it can obviously alter the secretion level of P and LH of the adult rat.
使成年假孕雌性大鼠的P、LH分泌水平发生明显变化.
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The female has white stripes above and below the eye and mottled underparts.
雌性在眼睛上下有白色条纹,下体有花纹.
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The Monarch Butterfly breathes through its wings and female Monarchs have thicker wing veins.
帝王蝶通过翅膀呼吸,雌性帝王蝶有更加厚实的翅膀脉络.
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Experimental study of the effect of Mai Ya upon hormone level of female mice
中药麦芽对雌性小鼠激素水平影响的实验研究
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Like a peacock's elegant but heavy tail, It'signals biological fitness to females.
正如雄孔雀优美厚重的雀屏, 那是一种向雌性表明自己体魄强健的生理标志.
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方法采用成年雌性大鼠，在浅麻醉状态下记录充胀直肠（CRD）引起的腹肌放电活动，即内脏运动反应（VMR）；
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植物雌性不育的研究早在上个世纪中期已经开始，但早期研究大多仅限于胚胎学和细胞学层面。
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结论赛庚啶对雌性大鼠卵泡细胞和黄体细胞超微结构产生明显影响。
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