Sentences with phrase «simple chemical changes»

In December Johns Hopkins University chemical engineer David Gracias and colleagues announced a big but tiny breakthrough: They had developed a set of microgrippers that open and close in reaction to simple chemical changes.

It's fascinating to see that simple chemical changes within a molecule, can have a profound influence on the electronic structure of molecules, leading to different electrical properties.»

Not exact matches

Just because someone said some magic words over water does not mean it somehow changed the water... it is still just water... a simple chemical compound with amazing characteristics... one of the reasons it was incorporated into your relgion is because it was realized that water is a key to life... not divinity.

You start with simple dna made from chemicals that are the same in all animals and you build specific triggers into these codes to aid in the ability of these creatures to adapt to the changes in invironment and food sources and to be able to avoid preditors.

Although it has always been believed that sponges are so simple than their responses to stimuli are minimal, the study identifies some genes involved in nerve conduction in more complex animals: «This proves that sponges» responses to environmental changes or physical stimuli may be more complex than it was thought,» underlines Ana Riesgo, who also participates in the project Actiquim, focused on chemical ecology in Antarctica.

The goal here is to fashion simple biocomputers that use DNA and proteins to recognize specific chemical targets, store a few bits of information, and then report their status by changing color or emitting some other easily detectable signal.

The first five lessons cover: Solids, liquids and gases Changes of state Properties of metals Simple Chemical reactions Acids and Alkalis This scheme of work was made when KS3 Levels were used, so you may need to amend the levels according to your own assessment criteria used for KS3.

I'll share more DIY recipes and the changes we have made in our home in the coming weeks, but today here is a super simple way to keep a shower fresh and clean without the yucky chemicals.