Question

Out of the following ________________ is a bivalent composite radical .​

Answer 1

Answer:

Bivalent Acidic Radical : S2- ,O2- ,Se2-

bivalent is one pair of chromosomes (sister chromatids) in a tetrad. A tetrad is the association of a pair of homologous chromosomes (4 sister chromatids) physically held together by at least one DNA crossover. This physical attachment allows for alignment and segregation of the homologous chromosomes in the first meiotic division.

Explanation:

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