Profile: Scientists studying fruit flies as a means to find genetic basis on how new species are createdRENEE MONTAGNE
Here, offshore industry and protected species of wildlife thrive side-by-side.. Photo: Colin Dobinson The nacelle: where all the magic happens Also on deck are three giant Haliade-X nacelles, each comparable in size to six double-decker London buses. These are the ‘engine rooms’ atop ...
The first thing to keep in mind is that the theory doesn't apply to every species of dinosaur, or even every subgroup of dinosaur. The dinosaurs that evolved into birds are theropods, the three-toed dinosaurs that include Tyrannosaurus rex and Velociraptor. Ironically, these are members of ...
Like other species, we are the products of millions of years of adaptation. Now we're taking matters into our own hands.
It is a natural process of animal species to become extinct (e.g. dinosaurs, dodos etc.). There is no reason why people should try to stop this from happening. Do you agree or disagree? Give reasons for your answer and include any relevant examples from your own knowledge or experience....
Meet seven all-terrain robots -- like the humanoid, soccer-playing DARwIn and the cliff-gripping CLIMBeR -- built by Dennis Hong's robotics team at RoMeLa, based at Virginia Tech. Watch to the end for the five creative secrets to his lab's success.
and green spaces have been created, promoting a healthier lifestyle. these improvements have not only enhanced the city's appearance but have also created a more pleasant living environment. another notable development in my...
As mutations occur and spread over long periods of time, they cause new species to form. Over the course of many millions of years, the processes of mutation and natural selection have created every species of life that we see in the world today, from the simplest bacteria to humans and ...
Inspired by the biodiversity of Yunnan, Year 6 and 7 students explored endangered species and ecological themes through collage and illustration. Their finished works were a vivid reminder that creativity and conservation go ha...
【解题思路】根据第三段中的"Songbirds are especially difficultto study in the wild. They can fly across thousands of kilometers andtheir bodies are too small for electronic tracking equipment"可知 D项正确。B【命题意图】考查细节理解。【解题思路】根据第三段中的"A new repot tells about a project...