Amino acids are used to make proteins. Table 1 shows the R groups of six different amino acids. Use Table 1 to identify the three different amino acids used to make the polypeptide shown in Figure 1. Left amino acid Middle amino acid Right amino acid Figure 1: OH | H2N—C—C—O—H | C(COOH) | C—OH || O—H COOH

Photo AI

Amino acids are used to make proteins - AQA - A-Level Biology - Question 1 - 2022 - Paper 1

Question 1

Amino acids are used to make proteins. Table 1 shows the R groups of six different amino acids. Use Table 1 to identify the three different amino acids used to make... show full transcript

Worked Solution & Example Answer:Amino acids are used to make proteins - AQA - A-Level Biology - Question 1 - 2022 - Paper 1

Step 1

Left amino acid

96%

114 rated

Answer

The left amino acid corresponds to the R group of Serine, which is CH₂OH.

Step 2

Middle amino acid

99%

104 rated

Answer

The middle amino acid corresponds to the R group of Alanine, which is CH₃.

Step 3

Right amino acid

96%

101 rated

Answer

The right amino acid corresponds to the R group of Aspartic acid, which is CH₂COOH.

Join the A-Level students using SimpleStudy...

97% of Students

Report Improved Results

98% of Students

Recommend to friends

100,000+

Students Supported

1 Million+

Questions answered

;