Which Statement Is FALSE Regarding Aspartate Transcarbamoylase (ATCase) in Prokaryotes

question 89

Multiple Choice

Which statement is FALSE regarding aspartate transcarbamoylase (ATCase) in prokaryotes?

• A) This enzyme catalyzes the rate-limiting step in cytidine biosynthesis.
• B) This enzyme is inhibited by pyrimidine triphosphates.
• C) Aspartate is a homotropic activator for ATCase.
• D) CTP is a heterotropic inhibitor for ATCase.
• E) ATCase is regulated by product inhibition.

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