The DNA molecule is compounded from many smaller molecules.
脱氧核糖核酸分子是由许多更小的分子组成的。
A molecule of water consists of two atoms of hydrogen and one atom of oxygen.
水分子由两个氢原子和一个氧原子构成。
Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water.
两个氢原子和一个氧原子结合组成一个水分子。
Simply stated, a gas molecule can "evaporate" from a planet if it reaches a speed known as the escape velocity.
简单地说，如果气体分子达到逃逸速度，它就能从一颗行星上“蒸发”。
In contrast, the nonenzymatic process adds glucose haphazardly to any of several sites along any available peptide chain within a protein molecule.
相反，非酶法过程中，葡萄糖被随意地添加到蛋白质分子中任意肽链的随意几个位置。
To make use of the MMPs, Dr. Tsien attaches his fluorescent dye, along with some positive charges, to one side of a small hairpin-shaped protein molecule.
为了利用这种基质金属蛋白酶，钱博士将他的荧光染料和一些正电荷一同连接在一个小的发夹形状的蛋白质分子的一端。
Summer leaves are green because they are full of chlorophyll, the molecule that captures sunlight converts that energy into new building materials for the tree.
夏天的树叶是绿色的，因为它们富含叶绿素，这种捕捉阳光的分子可以将这些能量转化为新的树木生长材料。
Instead of making a clean break, water evaporating from treetops tugs on the remaining water molecules, with that tug extending from molecule to molecule all the way down to the roots.
从树梢蒸发的水并没有彻底地分解，而是拉住了剩下的水分子，这种拉拽作用从一个分子延伸到另一个分子，一直拉到根部。
Likewise, if we look at fluorine in its diatomic molecule, it is 160 kilojoules per mole.
同样的，如果我们观察二价的氟，它是每摩尔160焦。
Such a molecule is called a meso compound.
这样的分子称为内消旋化合物。
The effect occurs because of a molecule called staphylococcal lipoteichoic acid that acts on keratinocytes.
由于葡萄球菌脂磷壁酸分子作用在角化细胞上产生了这个结果
And, you get a nonpolar molecule.
你得到了一个非极性分子。
So, it's a nonsymmetric molecule.
因此这是一个非对称分子。
这是一个双原子分子。
所以我强调这种分子的表示法。
So would this be a stabilized molecule then?
这样分子会更稳定吗？
Any molecule that affects a biological process.
影响生物过程的任何分子。
Of course the linear molecule wasn't like that.
当然直线形的分子不像这样。
This is often called the molecule of belonging.
它通常被称为归属分子。
Because the molecule must be in one of the states.
因为分子必须处于某个状态上。
There's also rotational disorder if it's a molecule.
如果是分子也会有旋转无序。
But RNA is a much more complicated molecule than a peptide.
但RNA是一个比一个更复杂的分子肽。
A Where you have a molecule, a, that breaks down into products.
当你有一个分子，它分解为生成物。
Basically, it's looking at decomposition of a gas phase molecule.
大体上，它是看气相分子的分解。
Adenine refers to a portion of the molecule, the nitrogenous base.
腺嘌呤指分子的一部分，即含氮碱基。
If we can do that, we'll end up with a symmetric nonpolar molecule.
如果我们能这样做，我们就能得到那些对称非极性的分子。
A molecule is a group of atoms held together by chemical bonds.
这种分子是由一群化学键连接而成的原子。
If one person lets go of his or her hands, the molecule changes color.
如果任何一个人放开了他(她)的手，这种分子的颜色就会改变。
These plants are composed mainly of three types of large molecule.
这些植物主要由三种微小分子组成。
The fatty acids have no chirality; their mirror image is the same molecule.
脂肪酸没有手性；它们的镜像分子就是自己。
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