試題詳解

4. Which of the following statements is not true for the prophase I of meiosis?
(A) Homologous chromosomes are pairing.
(B) Each homologous chromosome consists of two sister chromatids.
(C) Each chromosome consists of single strand of DNA.
(D) The pairing homologs are joined by the synaptonemal complex.
(E) Chiasmata occur between non-sister chromatids.