3. The physical structure that is formed when two chromatids cross over is called a(n) _________. (A) Synaptomenal complex; (B) Bivalent; (C) Karyotype; (D) Chiasma.

10. The general purpose of the synaptonemal complex is to . (A) enable the reformation of the cell wall during cytokinensis; (B) provide a link between homologous chromosomes in meiosis; (C) separate the sister chromatids during anaphase; (D) to independently assort the chromosomes during metaphase of meiosis; (E) None of the answers are correct.

3. The physical structure that is formed when two chromatids cross over is called a(n) _________.
(A) Synaptomenal complex;
(B) Bivalent;
(C) Karyotype;
(D) Chiasma.

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