Which structures indicate where crossing over has occurred?
A) chiasmata
B) centromeres
C) kinetochores
D) centrioles
E) spindle fibers
Correct Answer:
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Q21: The Rec8 protein holds sister chromatids together
Q22: In plants and animals,the zygote develops by
Q23: Which best explains the process of meiosis?
A)The
Q24: During anaphase I,which best represents segregation of
Q25: Which of the following statements about crossing
Q27: During meiosis,sister chromatids are held together by
A)a
Q28: One of a pair of chromosomes with
Q29: Which best describes the process of independent
Q30: Which structure holds two homologous chromosomes together?
A)centromere
B)kinetochore
C)polar
Q31: All of the following increase genetic variation
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