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A receptor detects the stimuli and converts it into an impulse and an effector converts the impulse into an action. An example of a receptor is a light receptor in the eye which detects changes in light i...

My approach is to break down the question. In the case of long answer- questions, examiners want to firstly know that you understand a question before answering.  Let's use the following example:

E...

Aerobic repiration produces ATP whilst recycling NAD. NAD recycling to NAD+ is important in glycolysis, an anaerobic respiratory process.

Schizophrenia is caused by excessive dopamine production, which leads to an increase in generation of action potentials at the post synaptic membrane. Drugs used to treat schizophrenia must block binding ...

Photosynthesis is the process by which light energy and carbon dioxide are utilised by plants to produce sugars like glucose. Through two reaction cycles, the light-independent and light-dependent reactio...