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Study the following statement

I. Cytokinins are formed primarily in roots

II. Auxin and cytokinin are antagonistic in apical dominance

III. Kinetin (a modified DNA purine) was discovered from herring sperm

IV. Zeatin is auxin

V. Zeatin was firstly extracted from herring

Choose the incorrect one

a)

I and II

b)

III

c)

II and V

d)

IV and V



Question ID - 5491 | SaraNextGen Top Answer

Study the following statement

I. Cytokinins are formed primarily in roots

II. Auxin and cytokinin are antagonistic in apical dominance

III. Kinetin (a modified DNA purine) was discovered from herring sperm

IV. Zeatin is auxin

V. Zeatin was firstly extracted from herring

Choose the incorrect one

a)

I and II

b)

III

c)

II and V

d)

IV and V

1 Answer
127 votes
Answer Key / Explanation : (d) -

(d)

Zeatin was the first natural cytokinin discovered from the corn-kernels and coconut milk. Cytokinin is formed in roots and have opposite affect to auxin action in response to apical dominance. Kinetin was first extracted from herring sperm DNA

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