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A Codon Is a Particular Combination of Three Nucleotides

question 4

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A codon is a particular combination of three nucleotides.Therefore,there are ________ possible combinations of the nucleotides A,C,G,and T.


Definitions:

PHQ-2

A brief, initial screening tool consisting of two questions used to assess the presence of depressive symptoms.

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A mental health disorder characterised by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.

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The period during which a particular substance or marker can be identified or detected through testing.

Substance Use History

A record of an individual's use of legal or illegal drugs, including the type, frequency, and quantity of substances consumed.

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