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Chemical in sentence

890 examples of Chemical in a sentence

There are chemical pathways and biological pathways.
There are also chemical pathways.
Direct air capture is a great example of a chemical pathway, and people are using that right now to take CO2 out of the atmosphere and manufacture biofuels or manufacture plastics.
Great progress is being made, but it will be many decades before those chemical pathways are drawing down a gigaton of CO2 a year.
In the 1960s, the misleadingly named “Green Revolution” introduced chemical fertilizers and pesticides and the damming of rivers to India.
This solution mixes with organic compounds and results in a kind of chemical factory, which researchers have shown can manufacture simple cellular structures that are the first steps toward life.
And these are also chemical factories.
Just as an example, beyond Earth, only a few hundred different chemical substances have been detected.
And what we figured out is that the way they do that is they talk to each other, and they talk with a chemical language.
They make chemical words, they recognize those words, and they turn on group behaviors that are only successful when all of the cells participate in unison.
They vote with these chemical votes, the vote gets counted, and then everybody responds to the vote.
So once we got that far, we started to learn that bacteria can talk to each other with this chemical language.
What I hope you think is that bacteria can talk to each other, they use chemicals as their words, they have an incredibly complicated chemical lexicon that we're just now starting to learn about.
But the really difficult inventions are the physical and chemical ones.
It's much harder to scale up a physical or chemical invention than it is a software-based invention.
When this huge base of mobile shoppers meets with aggregated ecosystems, chemical reactions happen.
Our 14-year collaboration, "The Notion of Family," was created out of our struggle to survive environmental racism, healthcare inequity and chemical emissions that were being deregulated and released from the United States Steel Corporation, making Braddock the town with the highest asthma and infant mortality rates in the country.
It used to be that the tools of biotechnology were the preserve of powerful, multinational chemical and biotech companies.
They've got extra chemical bonds that constrain the shape of the molecule, and this makes them incredibly stable as well as highly potent.
But if we change the shape of a constrained peptide by too much, those extra chemical bonds are unable to form and the whole molecule falls apart.
An enzyme is a protein that's a catalyst, it speeds up or accelerates a chemical reaction, just as the chymosin over here is accelerating the curdling of the milk.
I am five times more likely to live within walking distance of a power plant or chemical facility, which I do.
What happens is that when light impacts the retina at the back of our eye at night it can disrupt melatonin production, and when melatonin production is disrupted, a whole chain of other chemical processes are affected, and that includes estrogen production.
And when we throw this chemical balance out of whack, really bad things can happen.
And when I was at Stanford, I found myself, my senior year, chemical engineering major, half the folks thought I was a political science and performing arts major, which was sort of true, because I was Black Student Union President, and I did major in some other things.
And I found myself the last quarter juggling chemical engineering separation processes, logic classes, nuclear magnetic resonance spectroscopy, and also producing and choreographing a dance production.
And it is incredibly important to astronomers because it ultimately carries the chemical legacy of the star that exploded.
A powerhouse for synthesizing organic chemical compounds.
And that is a circumstance that could supply the chemical energy and the chemical compounds needed to sustain life.
And weatherproofing means complete control of incoming contaminants and pests, completely eliminating the need for the use of chemical pesticides.
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