Why do polar bears have to swim more often and farther?A.To search for food.B.To build up bodies to survive.C.To find places to land on.D.Toescape being hunted. 相关知识点: 试题来源: 解析 C 北极熊依赖海冰作为栖息和捕猎的平台。近年来,全球变暖导致北极海冰加速融化,冰层破碎、覆盖面积减少...
Polar bears may therefore be an important study model to understand heart disease in humans. The genome of the polar bear may also provide the solution for another condition, one that particularly affects our older generation: osteoporosis. This is a disease where bones show reduced density, ...
全对, 视频播放量 4、弹幕量 0、点赞数 0、投硬币枚数 0、收藏人数 0、转发人数 0, 视频作者 MontyPatti, 作者简介 ,相关视频:雅思作文课,帮你作文拿7分【小作文:图表类题目应该怎么做】,16-1-3 the future of work 雅思阅读,【雅思阅读】2025年刘洪波雅思阅读真经班
第1题答案:FALSE 对应原文:第1段:Yet the polar bear experiences no such consequences. 答案解析:第1段最后两句指出,如果人类拥有类似的脂肪的话,就会染上各种疾病,然而北极熊却没有。题干中polar bears suffer from various health problem的说法与此完全相反,因此判断答案为FALSE。 第2题答案:FALSE 对应原文:...
(1)Why do polar bears move further south? ___A.To create hybrids.B.To expand territory.C.To relieve hunger.D.To contact grizzlies.(2)What makes "pizzly" bears adapt to natural surroundings better than their parents? ___A.Broader habitats.B.More food options.C.Climate preference.D...
Why don't the polar bears feel cold after they swim in the water?求回答,是今晚英语作业,明天教,请今天回复我,::>_ 答案 为什么北极熊它们在水里游来游去不觉得冷相关推荐 1Why don't the polar bears feel cold after they swim in the water?求回答,是今晚英语作业,明天教,请今天回复我,::>_ ...
why we need to protect polar bears阅读解析 why we need to protect polar bears阅读解析 全文共四篇示例，供读者参考 第一篇示例：为什么我们需要保护北极熊 北极熊是世界上最大的陆地肉食动物，它们生活在北极地区的冰川和浮冰之间。由于气候变化、猎杀和生态破坏，北极熊正面临着越来越严重的威胁。我们有责任...
structureofpolar bears withthat of theirclosest relativesfrom a warmerclimate,the brown bears. 结构 北极熊 与 最亲近的 亲戚 气候 棕熊 Thisallowedthem todeterminethegenesthat haveallowed polar bearstosurvivein one of the 使…能够 确定 基因 使…能够 北极熊 存活 ...
解析: 原文意思为,Liu与其同事发现,polar bears有一种名叫ApoB的基因,这种基因可以帮助降低LDLs- 一种‘ bad’ cholesterol 的等级 - 也就是说,polar bears 可以通过基因方式控制他们bad cholesterol的level,所以为T 5. Female polar bears are able to survive for about six months without food. 定位词:Fe...
No, they don't. Actually, the purpose of the stripes in this case is to help zebras recognize each other. Every zebr a has an individual pattern of stripes and zoologists believe this is how zebras know who is who in the group. A mother zebr a always recognizes her child among the...