Nearly all birds produce sound through an organ unique to birds, the syrinx. In many songbirds, the syrinx is not much bigger than a raindrop. Extremely efficient, it uses nearl...

A solid that lacks an ordered internal structure. supercooled: A liquid at a temperature lower than its freezing point that has not solidified.

The key difference between nitrogen fixation and nitrification is that the nitrogen fixation is the process of converting atmospheric nitrogen into ammonium ions while the nitri...

There are two kinds of Van der Waals forces: weak London Dispersion Forces and stronger dipole-dipole forces.

The lighter elements do not show any radioactivity because the nuclei of lighter elements contain nearly equal number of protons and neutrons. On the other hand, the nuclei of h...

Electric Potential is the work done per unit charge in order to bring the charge from infinity to a point in electric field while Electric potential difference is the Potential...

Aerobic respiration occurs in the presence of oxygen. It includes glycolysis, the conversion of pyruvate into acetyl CoA by pyruvate dehydrogenase, followed by subsequent yieldi...

Bryophyllum and Kalanchoe show vegetative propagation. ... The new small buds arise from the margin of the leaves in Bryophyllum and Kalanchoe and grow to a new plant when falli...

The 324 metres tall Eiffel Tower not only becomes hotter in summer, but it also becomes taller. This is due to thermal expansion in the iron structure. When heated, the iron par...