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Amino acids, proteins and DNA (A-level only)

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Question 21

Which compound is 3-aminobutanoic acid?

CH3CH2CH(NH2)COOH\text{CH}_3\text{CH}_2\text{CH}(\text{NH}_2)\text{COOH}CH3​CH2​CH(NH2​)COOH

H2NCH2CH2CH2COOH\text{H}_2\text{NCH}_2\text{CH}_2\text{CH}_2\text{COOH}H2​NCH2​CH2​CH2​COOH

CH3CH(NH2)CH2COOH\text{CH}_3\text{CH}(\text{NH}_2)\text{CH}_2\text{COOH}CH3​CH(NH2​)CH2​COOH

CH3CH(NH2)CH2CH2COOH\text{CH}_3\text{CH}(\text{NH}_2)\text{CH}_2\text{CH}_2\text{COOH}CH3​CH(NH2​)CH2​CH2​COOH

Amino acids, proteins and DNA (A-level only) Questions

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  3. /Amino acids, proteins and DNA (A-level only)