Our bodies are always moving, even when we don’t realize it. We churn through a solar system on a wobbly planet, stand upon ...

Many biologically important molecules change shape when stimulated by UV radiation. Although this property can also be found ...

New RNA-based active agents reliably protect plants against the Cucumber mosaic virus (CMV), the most common virus in ...

Students will also be able to explain that substances dissolve by different amounts because of the molecules they are made from. For a dissolving test to be fair, the same amount of each substance ...

Each particle is on its own and they are far apart, arranged in a random way… If it was made of molecules, they would be in clusters of two or more. A compound is a pure substance that is made ...

The method can also be applied to produce much larger drug molecules, such as ring-shaped peptides, which can be used to target additional pharmacological targets. "The first active substances ...

Students will also be able to explain that heating a substance makes its molecules move faster and cooling a substance makes its molecules move slower. The lesson can also be used to lay a foundation ...

they react quickly with other substances. When oxygen molecules split into single atoms that have unpaired electrons, they become unstable free radicals that seek other atoms or molecules to bond to.

However, whereas humans search for substances like fossil fuels to power their homes and businesses, cells seek their energy in the form of food molecules or sunlight. In fact, the Sun is the ...