Alpha-gal is a disaccharide found in red meat - AQA - A-Level Biology - Question 7 - 2020 - Paper 1
Question 7
Alpha-gal is a disaccharide found in red meat.
Alpha-gal is made of two galactose molecules. Galactose has the chemical formula C₆H₁₂O₆.
Give the chemical formula ... show full transcript
Worked Solution & Example Answer:Alpha-gal is a disaccharide found in red meat - AQA - A-Level Biology - Question 7 - 2020 - Paper 1
Step 1
Formula
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Answer
The chemical formula for alpha-gal (the disaccharide) is C₁₂H₂₂O₁₁.
Step 2
Description
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Answer
Alpha-gal is formed from two galactose molecules through a condensation reaction, where a glycosidic bond is created. This reaction involves the removal of a water molecule as the two galactose units combine.
