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The key to being able to answer this question is having good memory tricks in place.

In this case, connecting lipase with lipid in your mind will help you recall that lipases digest fats ...

 Explain the sliding filament theory

The sliding filament theory describes the process by which muscles contract.

Muscle fibres are made up of myofibrils. M...

Phospholipids are arranged in a bilayer (a double layer). They have hydrophobic tailss (made of fatty acids) and hydrophilic heads (made of a phosphate group). 

The hydrophilic heads are ...

DNA

DNA stands for deoxyribose nucleic acid. It is a stable, double stranded helix structured molecule which encodes all of our genetic information. It consists of...

A reflex is an innate (in built) action designed to keep an organism safe from harm.  A good example of a reflex is to imagine you touch a hot pan, you immendiately withdraw your hand from the painful ...