Which Step Is Catalyzed by the Enzyme Responsible for the Met

question 3

Multiple Choice

Which step is catalyzed by the enzyme responsible for the Met 3 mutant?

• A)homoserine → cysteine
• B)cysteine → cystathionine
• C)cystathionine → homocysteine
• D)homocysteine → methionine
• E)methionine → homoserine

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Definitions:

Glomerulus

A network of tiny blood vessels located within the kidney that functions in the filtration process of blood to form urine.

Proximal Convoluted

Refers to the Proximal Convoluted Tubule, a part of the nephron in the kidney involved in the reabsorption of water and ions from the filtrate.

Bowman's Capsule

A sac resembling a cup located at the start of the nephron’s tubular part in the kidney, which carries out the initial process of filtering blood to produce urine.

Capillaries

The smallest blood vessels in the body that connect arteries and veins, facilitating the exchange of water, oxygen, carbon dioxide, and many other nutrients and waste substances between blood and the tissues of the body.