Question

Read the following four statements (i -iv)
(i) Every chromosome essentially has a primary constriction or the centromere.
(ii) During different stages of cell division, cells show structured chromosomes in place of the nucleus .
(iii) Nuclear pores are the passages through which movement of RNA and Protein takes place in one direction between the nucleus and cytoplasm.
(iv) Chromatin contains DNA, some basic proteins called histone adn RNA only .
How many of the above statement are

Answer 1

Answer:

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Explanation:

Answer 2

Answer:

ii is the answer

Explanation:

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