Chickens lay unfertilized eggsbecause they are attempting to collect a clutch. In some cases, hens are bred to have long laying seasons so they might lay a couple hundred eggs in a single season. Breeds that have not been bred for laying might only lay a dozen eggs and only during a sp...
Fruits that develop from ovaries that have unfertilized eggs are called A. carpels(心皮). B. parthenocarpic(单性结实). C. epigynous.(.(花被,雄蕊等)上位的) D. inferior.(下位的) 相关知识点: 试题来源: 解析 B.parthenocarpic(单性结实)....
aThe percentage of fertilized eggs after 6 h dropped significantly and may explain why fertilization rates on the female receptacles in the open sea are usually very low. 被施肥的蛋的百分比,在h显著下降的6和也许解释之后为什么受精率在女性容器在公海通常是非常低的。[translate]...
Eggs are not meat, but they do come from animals and whether or not you feel comfortable eating them on a vegetarian diet depends on why you're a vegetarian in the first place.
Why would anyone want to buy fertilized eggs anyway? BySarahGen— On Mar 16, 2014 When I was young, I used to think that the eggs we bought from the grocery store could turn into chicks. I often felt sad about it and guilty. Although, it is a chicken's egg that we're eating, ...
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koi breeding and ordinary Lei Yue Mun similar. oviparous fish, carp, fertilized eggs with adhesiveness 翻译结果5复制译文编辑译文朗读译文返回顶部 The brocade carp's reproduction and the ordinary carp are similar.The brocade carp is the egg live fish class, chalaza coherency, fertilized egg ...
continually advected from the aboral surfaces of spawning animals. Eggs on the surface of the aboral mass were often fertilized before they ablated from the surface; many advected eggs were fertilized after being trapped in the vortex downstream of the female. Gamete advection and fertilization ...
Female Japanese quail (Coturnix japonica) mated with males that harassed them are unlikely to lay fertilized eggs. 来自 国家科技图书文献中心 喜欢 0 阅读量: 2689 作者:KN Persaud,BG Galef 摘要: Results of previous studies of courtship and in () suggest that females avoid conspecific males ...
Sturgeon AquaFarms in Florida, one of theworld's largest caviar producersand America's only legal beluga sturgeon breeder, is the only way to get it in the States. The company also donates fertilized beluga eggs in hopes of increasing the species in the wild. ...