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Role of Micronutrients

Zn2+ is an ac...

Question

$Z n^{2 +}$ is an activator of

A

Phosphoenolpyruvate carboxylase

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B

Alcohol dehydrogenase

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C

Oxygenase

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D

Nitrogenase

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Solution

The correct option is B
Alcohol dehydrogenase

Alcohol dehydrogenase (ADH) have a structural zinc site. This $Z n^{2 +}$ ion plays a structural role and is crucial for protein stability of the ADH enzyme.

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Similar questions

Zn2+ is an activator of

$Z n^{2 +}$ is an activator of

M g^{2 +} + Z n S O_{4} \to M g S O_{4} + Z n^{2 +}

Reason: More active metal can displace less active metal from its salt solution.

Q. Regarding mineral nutrition in plants, which one of the following statements is/are incorrect?
(a) Deficiency of boron inhibits pollen germination
(b) Deficiency of potassium affects the opening and closing of stomata
(c)

Z n^{2}

^{+}

is an activator of RuBisCO
(d) Deficiency of nitrogen leads to delay in flowering

Q. Regarding mineral nutrition in plants, which one of the following statements is/are incorrect?
(a) Deficiency of boron inhibits pollen germination
(b) Deficiency of potassium affects the opening and closing of stomata
(c)

Z n^{2}

^{+}

is an activator of RuBisCO.
(d) Deficiency of nitrogen leads to delay in flowering

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