The human body is an amazing and complex system with many parts that work together to keep us alive and functioning. Our organs play an important role in this, providing more »
From organs to limbs to faces, the world has seen many types of transplants. Here are the 9 most interesting transplants medical professionals have ever completed.
19.Because bacteria are invisible to the ___ eye, it was only relatively recently in human history that we even became aware of their existence. A.natural B.common C.bare D.naked(裸露的) 20.The news caused quite a ___ in the village that she married a rich man who is ...
They are of great value to the study of the process of early countries and the development of religious consciousness and occupy an important position in the history of human civilization. 61. 敦煌莫高窟(Dunhuang Mogao Caves)坐落于中国西部甘肃省。这些石窟刻于距离敦煌东南方向25公里处鸣沙山的悬崖上。
Spider silks are the toughest known biological materials, yet are lightweight and virtually invisible to the human immune system, and they thus have revolutionary potential for medicine and industry. Spider silks are largely composed of spidroins, a unique family of structural proteins. To investigate...
Those stimuli can produce permanent changes in the structure and function of postnatal human male reproductive organs, similarly as those found in females using rodent model offspring through more than one generation [49,[54], [55], [56], [57], [58], [59], [60], [61], [62],93]. ...
Here are our editors’ picks for the most compelling wildlife findings of the year, from ants that can regrow their brains to the world’s tiniest reptile.
This chapter introduces and analyses the human meta-organism. It shows how the introduction of communication through electric signals by Homo sapiens pushed ahead the cognitive abilities of our species: not the ones of the individual, but the ones of hum
Interesting fact:The star-nosed mole’s tentacles are covered with over 25,000 sensory receptors, known as Eimer’s organs, that help it detect its prey. Species NameStar-Nosed Mole HabitatWetlands of eastern Canada and northeastern United States ...
Female student: Um... newborn reindeer are very adult-like, like they can stand as soon as they're born, and by their second day they can already run as fast as a human. 女学生:嗯……刚出生的驯鹿非常成熟,比如:它们一出生就可以站立,到第二天它们就可以跑得和人类一样快了。