Polar bears can be found in taiga, tundra, cold and frozen biomes. The chances of finding one are higher if the biome is snowy. Polar bears will also spawn in mountains if the altitude is high enough and if the mountain is close to a cold biome. You can use this to your advantage b...
People have created lots of pollution and you can see it almost everywhere on the planet, even far places like the Arctic which are badly polluted by 2 (harm) chemicals made by people. Scientist have found the chemicals-in the bodies-of polar bears (北极熊), seals (海豹) and the people...
bodies changed. Their behavior changed, too. Eventually, the bears developed into an entirely new species: the polar bear. You can see some of the characteristics that polar bears developed to survive. Sadly, these characteristics may now threaten the polar bear's survival. As sea ice melts ...
Read the polar body definition and description. Learn the connection between polar bodies and meiosis, see why polar bodies form, and view their function. Related to this QuestionHow can I tell if a molecule is polar or non-polar? What state are polar molecules are found in? Why do we sa...
922.Students who are angry, afraid, or experiencing anxiety may have their arms crossed in front of their chests and their legs closed or crossed, like they are guarding their bodies. 愤怒、害怕或焦虑的学生会双臂交叉...
Do cold-blooded animals have warm bodies? What is an ectothermic animal? What is a group of warm-blooded animals with hair or fur? What animals live in the Arctic climate? What are endothermic animals? What animals live in the arctic? Do cold-blooded animals produce body heat? Are repti...
There is not as much time for the polar bears to hunt for food. They should have enough fat in their bodies to keep them from getting hungry. Some polar bears,however, haven't been able to get enough to eat. By the end of the summer, they are going to die.Scientists want to ...
The babies grow inside the mothers' bodies until they're born. And the babies drink the mothers' milk. But platypuses(鸭嘴兽) are special mammals. They lay eggs. All mammals have warm blood. They can warm up and cool down their bodies. A polar bear living in the snow has the same ...
Read the polar body definition and description. Learn the connection between polar bodies and meiosis, see why polar bodies form, and view their function. Related to this Question Which of the following molecule has a polar bonds but is non-polar? a. XeF2 b. N2 c. CIF3 d. H2O ...
(not just two) as possible of a single star, and locating the best fit of that data to a multi-parameter model that incorporates the (known) orbit of the Earth with the (unknown) distance and motion of the star, as well as additional gravitational effects from other celestial bodies, ...