Different types of chemical bonding, and patterns and trends can be observed in their arrangement. Structure and bonding Elements are held together in different ways and the properties of chemical ...

The speed of a chemical reaction is affected by temperature ... It can be calculated by measuring changes in reactants/products. Atomic structure Atoms are made from protons, neutrons and electrons.

But as far as their structure is concerned, these RNAs all share the same basic single-stranded chemical structure with, in some cases, higher-order structures obtained through complementary base ...

Chemical insight into biological function is the holy grail of structural biology. Small molecules are central players as building blocks, effectors and probes of macromolecular structure and ...

The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

This image depicts the chemical structure of cytosine. It shows a hexagonal ring with nitrogen atoms at positions 1 and 3, and a primary amine group attached to carbon 4. The two remaining positions ...