这个谜题的答案在于早期光合生命形式的新陈代谢活动,这种活动缓慢但一定改变了地球大气的化学成分。
The answer to this riddle lies in the metabolic activity of early photosynthetic life-forms that slowly but surely transformed the chemical composition of Earth's atmosphere.
由于细胞中缺少氧气,所以细胞不能完成,它们的各种新陈代谢活动。
Because of the lack of oxygen getting to the cells, the cells are no longer able to carry on their various metabolic processes.
大脑扫描显示了脑细胞如何把葡萄糖转化为能量这一正常的新陈代谢活动。
The scans showed how the brain cells used sugar to produce energy, a normal activity.
它可能通过食欲控制激素的活动来干扰身体的新陈代谢。
It interferes with the body's metabolism, possibly via the activity of an appetite-controlling hormone.
最新研究显示,减肥带来的这一新陈代谢变化也反映在大脑活动的变化上。
The latest study shows that the metabolic changes resulting from weight loss are mirrored in altered brain activity.
身体活动加速你的新陈代谢和燃烧多余的卡路里。
Physical activity speeds up your metabolism and burns excess calories.
虽然你无法控制新陈代谢的速度,但您可以通过体力活动来控制消耗卡路里的多少。
While you don't have much control over the speed of your metabolism, you can control how many calories you burn through your level of physical activity.
在我们生命的过程中,我们在体验着自身心跳与呼吸的节奏,甚至新陈代谢与脑电波活动等更细微的律动。
We live with the rhythms of our own heartbeat and respiration and the more subtle rhythms of metabolic and brain wave activity.
阿拉斯加团队还发现当熊在春天继续活动的时候,他们的新陈代谢要花几周时间才能回升到正常水平。
The Alaska team also found that when bears got moving again in spring, their metabolisms took several weeks to creep back to normal.
以下这些轻松的活动将加快您的新陈代谢,身上的赘肉也慢慢消失了。
These effortless activities can help rev your metabolism—and melt the pounds away.
因此,一个人的KLF14是否影响到新陈代谢相关的基因的活动取决于来自母亲的基因。
So how a person's KLF14 gene may affect expression of other metabolism-related genes is dependent on the copy received from the mother.
维持适宜的体温是动物进行新陈代谢和正常生命活动的基本要求。
It is a basic demand for animals to maintain body temperature within the optimal range for their metabolism and normal physiological activities.
尽管很少有研究涉及,但睡前吃东西会增加新陈代谢和脑部活动,很可能激起恶梦。
Though few studies have looked at it, eating close to bedtime increases metabolism and brain activity and may prompt bad dreams or nightmares.
自噬在各种生命活动中发挥着重要作用,例如它可以加速细胞内的新陈代谢,或者在细胞处于缺血缺氧等饥饿状态时从分解产物中获得能量。
Autophagy plays an important role in a variety of life activity. For example, it can speed up cell metabolism or have the cells obtained energy from the decomposition products under ischemia-hypoxia.
即使制药公司能找到一种安全的生产棕色脂肪的方法,这种脂肪的活动也会破坏新陈代谢系统,有损健康。
And even if drug companies could find a way to activate brown fat safely, that excess activity could throw off other metabolic systems that could damage your health.
我们自己身体上有一种叫腺苷的新陈代谢产物,这种物质是一种关键的分子,它的功能是锁住脂肪的释放,减少肌肉的活动,结果导致肌肉不得不低效率地低利用糖来提供能量。
A metabolic end-product form our own body called adenosine is the key molecule that locks up fat, reduces muscle activity, and even makes the use of sugar by the muscles less efficient.
研究证明,当人快速活动时,新陈代谢会加快。而且,户外活动和阳光有助于你精力集中,心情变好,记忆力增强。
Research shows that when people move faster, their metabolism speeds up, and the activity and sunlight are good for your focus, your mood, and the retention of.
气的活动力很强,人体生长、发育,一切生理活动和新陈代谢,都属于气的推动作用。
Qi is highly active. The human growth, development, as well as physiological activities and metabolism, belong to the promoting function of qi.
例如,小动物较高的新陈代谢率,以其体重的每单位计算均能赋予动物以持续不断的能量和活动能力,但其代价是,要求它们不间断地消耗水和食物。
The high metabolic rate of small animals, for example, gives them sustained power and activity per unit of weight, but at the cost of requiring constant consumption of food and water.
例如,小动物较高的新陈代谢率,以其体重的每单位计算均能赋予动物以持续不断的能量和活动能力,但其代价是,要求它们不间断地消耗水和食物。
The high metabolic rate of small animals, for example, gives them sustained power and activity per unit of weight, but at the cost of requiring constant consumption of food and water.
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