Why we need to protect polar bears Polar bears are being increasingly threatened by the effects of climate change, but their disappearance could have far-reaching consequences(但它们的消失可能会产生深远的影响). They are uniquely adapted to the extreme conditions of the Arctic Circle, where temperatu...
The medical benefits of the polar bear for humanity certainly have their importance in our conservation efforts, but these should not be the only factors taken into consideration. We tend to want to protect animals we think are intelligent and possess emotions, such as elephants and primates. Be...
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:第2段:They compared the genetic structure of polar bears with that of their closest relatives from a warmer climate, the brown bears 答案解析:刘和他的同事比较的是北极熊和棕熊...
structure of polar bears with that of their closest relatives from a warmer climate, the brown bears. 基因结构和棕熊的基因结构(棕熊是北极熊的近亲,生活在更温暖的气候中)。 This allowed them to determine the genes that have allowed polar bears to survive in one of the 这让他们得以查明 让北极...
所属专辑:雅思阅读 声音简介 5.Femalepolar bears are able to survive for about sixmonths without food. 雌性北极熊在没有食物的情况下可以存活大约六个月。 fasting [ˈfɑːstɪŋ]n.禁食 cub [kʌb]幼兽 This process results in about sixmonths of fasting, where the female bears have to...
Why we need to protect polar bears Polar bears are being increasingly threatened by the effects of climate change, but their disappearance could have far-reaching consequences. They are uniquely adapted to the extreme conditions of the Arctic Circle, where temperatures can reach −40°C. One rea...
Why we need to protect polar bears 1 2024-04-17 14:46:0603:14 34 所属专辑:雅思阅读 喜欢下载分享 声音简介 pole [pəʊl] 极点 polar [ˈpəʊlə(r)] 北极的 polar bears [ˈpəʊlə(r) beəz] 北极熊 build-up /ˈbɪld ʌp/ 堆积 Polar bears suffer from ...
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。我们有责任保护这些可爱的生物,以下是为什么我们需要保护北极熊...
这使得他们可以找出能够让北极熊在地球最严酷的环境中生存的基因。Liu及其同事们发现北极熊带有一种叫作APoB的基因,它能够减少低密度脂蛋白(LDLs)的水平,这是一种“坏”胆固醇。在人体中,这种基因的变异会增加患心脏病的风险。因此,北极熊可以为研究人类心脏病提供重要的研究模型。
Why we need to protect polar bears 显示生词显示重点词 本文词汇 Tip:单击查看句义;划选/双击查生词 APolar bears are being increasingly threatened by the effects of climate change, but their disappearance could have far-reaching consequences.They are uniquely adapted to the extreme conditions of the ...