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Enzymes are secreted by the microorganisms and extracellular digestion takes place as the enzymes break down any complimentary substrate. Next, the products of this digestion are absorbed into the microor...

A lattice of positive sodium ions with a sea of delocalised electrons distributed around them. The metallic bond consists of the electrostatic force of attracion between the positively charged sodium atom...

Speed is the rate of change in direction, whereas velocity is the rate of change in displacement. This means that an object's velocity has an associated direction whereas its speed doesn't.If a car travel...

For a contract to be valid there needs to be both offer and acceptance. Therefore, a contract cannot be enforced unless it is accepted.
The postal rule states that an offer is deemed to be accepted ...

There are two key differences between dominant seventh chords and augmented sixth chords, despite the fact that they sound the same and use the same pitches: function, and spelling. A dominant seventh cho...