<span>Maria's mother is nrmal and does not display any sumptoms of rickets. maria's father, however, has the disease. mria marries a man that does not have the disease. what is the probability thaty they will have a son that has the disease?</span>
In metaphase I, the homologous chromosomes line up at the metaphase plate. In anaphase I, the homologous chromosomes are pulled apart and move to opposite poles. Sister chromatids are not separated until meiosis II.
