一位摄影师为子孙后代摄下了这个场面。
DNA（脱氧核糖核酸）链通过后代得到复制。
Strands of DNA are reproduced through succeeding generations.
她说如果这个世界现在不采取正确的行动，那只会把问题遗留给后代。
She said if the world did not act conclusively now, it would only bequeath the problem to future generations.
DNA表明，鲸鱼是河马的后代。
The DNA suggests that whales are descendants of the hippopotamus.
孟山都公司认为它的专利延伸到了后代。
Monsanto argues that its patents extend to later generations.
后代把这个案子翻了过来。
我们要带头为子孙后代着想，恢复海洋生态健康。
We want to lead the way in restoring the health of the ocean for future generations.
我们这些动物的后代同样也遗留下这些痕迹，包括打嗝。
We descendants of these animals were left with vestiges of their history, including the hiccup.
他们使从南方迁徙过来的波斯瞪羚的后代可以生存下去。
They subsisted offspring migrations of Persian gazelles from the south.
袋鼠雌袋鼠在植物繁殖力充足的时候生育后代是有利的。
It is advantageous for a kangaroo female to produce young at a time when plant productivity is sufficient to support her offspring.
这里的核心问题是生物的专利权是否延伸到这些生物的后代。
The central issue in the case is whether patent rights to living things extend to the progeny of those things.
为了弄清这个计划是否奏效，科学家们追踪了每只黑豹及其后代。
To see whether the plan was working, scientists tracked every panther, as well as its offspring.
在上周的讲座中，我们讨论了几种哺乳动物新出生的后代的特征。
In last week's lecture, we discussed the characteristics of the newly born offspring of several mammals.
这些适应机制在它们的后代进化成陆生生物时起了很好的协助作用。
These adaptations served their descendant well as they invaded land.
答案可能与它们以幼虫形式随着洋流漂流到新的喷气口的后代有关。
The answer might involve their offspring, which in their larval form drift in the currents to colonize new vents.
维持家庭的和谐，对个人、夫妻、后代乃至整个社会都是至关重要的。
Maintaining harmony at home is essential for the well-being of an individual, a couple and their offspring, and even the society.
随着年龄的增长，这些条件可能会变，它周围的区域可能不再适合它的后代。
As it ages, these conditions may change and the area around it may no longer be suitable for its offspring.
然而，这种病毒对幸存的兔子后代致命性更低，多年来造成的伤害也越来越小。
The virus was less deadly to the offspring of surviving rabbits, however, and it caused less and less harm over the years.
当诺亚和他的家人们走出方舟时，他们所说的唯一一种语言遗传给了他们的后代。
When Noah and his family stepped off the ark, they spoke a single language that was passed on to their offspring.
保留家庭食谱就是保存和尊重我们的传统，这样子孙后代就可以继续加强家庭纽带。
Keeping family recipes is saving and honoring our tradition so that future generations can continue to make family ties stronger.
大多数只有一个基因拷贝的人——“携带者”——能够存活下来并将基因传给后代。
Most people with only one copy of the gene—"carriers"—survive and pass the gene to offspring.
这使她能够在干旱和食物短缺时暂缓胚胎的发育，直到育儿袋里的后代能够独立生活。
This allows her to freeze the development of an embryo during times of drought and food shortage until the offspring in the pouch is able to leave.
然而，如果不能全面解决温室气体的排放问题，那么今世后代都将面临着无法估量的风险。
Failure to address comprehensively the problem of greenhouse gas emissions, however, exposes all generations, present and future, to incalculable risks.
由于昆虫每年可以繁殖几次并产生大量后代，许多种类的昆虫通常能迅速适应环境的变化。
Because they can reproduce several times each year and produce large numbers of offspring, many insect species can generally adapt quickly to changes in their environment.
根据这一定义，区分不同物种的标准是不同物种的个体间相互交配产生可育后代的可能性。
According to this definition, one species is distinguished from another by the possibility of matings between individuals from each species to produce fertile offspring.
因为好斗的个体更有可能生存和繁殖，所以任何与好斗行为相关的基因都更有可能遗传给后代。
Because aggressive individuals are more likely to survive and reproduce, whatever genes are linked to aggressive behavior are more likely to be transmitted to subsequent generations.
比如说，像大象这样的大型动物比小型动物需要更多的食物和能量，而其后代比小型动物更少。
Large animals like elephants, say, they require much more food and energy and have fewer offspring than smaller animals.
诺瑟普有很多后代，1999年7月24日，他们聚集在萨拉托加斯普林斯，向他们的祖先致敬。
Northup has many descendants, who gathered together in Saratoga Springs on July 24, 1999, for a tribute to their ancestor.
尽管阿斯特尔和她的后代有勇气和应有的愤怒，但他们忽视了早期现代女性作家对历史编纂的贡献。
Despite their courage and their rightful anger, Astell and her descendants overlooked early modern woman writer's contributions to historiography.
美国科学家贾里德·戴蒙德认为，拉帕努伊人，即波利尼西亚定居者的后代，破坏了他们自己的环境。
US scientist Jared Diamond believes that the Rapanui people—descendants of Polynesian settlers—wrecked their own environment.
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