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The failure of sister chromatids to separate during meiosis is calledsynapsis.crossing-over.tetrad formation.disjunction.nondisjunction.

Respuesta :

brandonyau7

Non disjunction is the answer.

Synapsid is the chromosome coming close to each other to cross over.

Crossing over is the process of interchanging parts at a particular allele (loci)

Tetrad is a formation of chromosomes (looks like this “XX”)