The following is step 3 of the citric acid cycle. What is the identity of the molecule represented by I? 
Definitions:
Type 1 Diabetes
A chronic condition where the pancreas produces little to no insulin, leading to elevated blood sugar levels.
Epidermal Growth Factors
A group of proteins that stimulate cell growth, proliferation, and differentiation by binding to their receptors on the cell surface.
Pituitary Hormones
A group of hormones produced by the pituitary gland, which regulate various physiological processes including growth, reproduction, and metabolism.
Gonadotropic Hormones
Hormones produced by the pituitary gland that stimulate the activity of the gonads (ovaries and testes).
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