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Nucleus in sentence

71 examples of Nucleus in a sentence

Well when the daf-2 receptor is active, then it triggers a series of events that prevent FOXO from getting into the nucleus where the DNA is.
In the year 2005, NASA launched a probe called Deep Impact, which slammed a piece of itself into the nucleus of a comet.
We're pulling out, we're zooming out, out through a nuclear pore, which is the gateway to this compartment that holds all the DNA, called the nucleus.
And in that space station we have the genetic material, the chromosomes, within a nucleus.
But see how much of the protein is still throughout the nucleus, even in the dividing cell.
For example, why is it that the mitochondria in every cell has its own DNA, totally separate from the DNA in the nucleus?
In the center of the atom is something called the nucleus, which contains protons and neutrons, and on the outside, you'd see electrons.
So how big is the nucleus?
If atoms are like blueberries in the Earth, how big would the nucleus be?
You might remember the old pictures of the atom from science class, where you saw this tiny dot on the page with an arrow pointing to the nucleus.
So if you popped open the blueberry and were searching for the nucleus ...
Let's look for the nucleus in the center of the atom.
So to get our minds wrapped around how big the nucleus is, we need to blow up the blueberry, up to the size of a football stadium.
So if an atom is like a ball the size of a football stadium, with the nucleus in the center, and the electrons on the edge, what is in between the nucleus and the electrons?
The density of a typical nucleus is four times 10 to the 17th kilograms per meter cubed.
How many cars' nuclei would you have to put into the box to have your one-foot-box have the same density of the nucleus?
So I'm saying that if you took every car in the world and put it into your one-foot box, you would have the density of one nucleus.
Now look inside the blueberry, and blow it up to the size of a football stadium, and now the nucleus is a marble in the middle.
The nucleus has a crazy-high density.
But before we do that, I'd like you to think that at any given time when you're sitting there, in your 70 trillion cells, the extracellular matrix signaling to your nucleus, the nucleus is signaling to your extracellular matrix and this is how your balance is kept and restored.
We took the eggs of a related species, a living frog, and we inactivated the nucleus of the egg.
And then we took the dead nucleus from the dead tissue of the extinct frog and we inserted those nuclei into that egg.
What we're trying to do is take a dead nucleus from an extinct species and put it into a completely different species and expect that to work.
Now in fission, you take a big nucleus, you break it in part, in two, and it makes lots of energy, and this is how the nuclear reactor today works.
The nucleus of that cell is then implanted into a pig egg and allowed to divide into an embryo.
It's also simpler when you go into eukaryotes like ourselves: you can just pop out the nucleus and pop in another one, and that's what you've all heard about with cloning.
My area is the atomic nucleus, which is the tiny dot inside an atom.
But it's really a tiny fraction of the size of an atomic nucleus.
And what defines each element is the number of protons in the nucleus.
The identity of an atom is determined only by the number of protons in its nucleus.
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