Amino Acids and Glucose Synthesis

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Which of the following compounds can serve as substrates for the synthesis of glucose?

Leucine

α-ketoglutarate (correct)

Acetyl CoA

Lysine

Which of the following amino acids are glucogenic?

Lysine and leucine

Aspartate and glutamate (correct)

Alanine and proline

Cysteine and glycine

Which of the following compounds cannot be used for the synthesis of glucose?

OAA

Acetyl CoA (correct)

α-ketoglutarate

PEP

What is the direct precursor of PEP?

OAA Signup and view all the answers

What happens to lysine and leucine in the process of glucose synthesis?

They produce ketone bodies Signup and view all the answers

Why can't acetyl CoA be used for the synthesis of glucose?

Because it was converted from pyruvate (3C) Signup and view all the answers

Which of the following amino acids cannot be used as a substrate for glucose synthesis?

Alanine Signup and view all the answers

Which metabolic pathway do α-ketoacids derived from glucogenic amino acids enter?

Krebs cycle Signup and view all the answers

What is the direct precursor of PEP during glucose synthesis?

OAA Signup and view all the answers

What happens to amino acids that are not glucogenic or ketogenic?

They are converted into fatty acids Signup and view all the answers

Which amino acid is both glucogenic and ketogenic?

Tyrosine Signup and view all the answers

What are compounds that produce only acetyl CoA termed when they cannot be used for glucose synthesis?

Ketogenic Signup and view all the answers

Amino Acids and Glucose Synthesis

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Questions and Answers

Which of the following compounds can serve as substrates for the synthesis of glucose?

Which of the following amino acids are glucogenic?

Which of the following compounds cannot be used for the synthesis of glucose?

What is the direct precursor of PEP?

What happens to lysine and leucine in the process of glucose synthesis?

Why can't acetyl CoA be used for the synthesis of glucose?

Which of the following amino acids cannot be used as a substrate for glucose synthesis?

Which metabolic pathway do α-ketoacids derived from glucogenic amino acids enter?

What is the direct precursor of PEP during glucose synthesis?

What happens to amino acids that are not glucogenic or ketogenic?

Which amino acid is both glucogenic and ketogenic?

What are compounds that produce only acetyl CoA termed when they cannot be used for glucose synthesis?

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