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Which structure holds sister chromatids together?
Centromere
What pulls chromosomes apart during anaphase of cell divisions?
Spindle fibers, microtubules
What is the position at which non-sister chromatids of homologous chromosomes cross over each other called?
Chiasma/chiasmata
A cell containing two complete sets of chromosomes, can also be signified by the symbol 2n, is called _____ .
diploid
What is the name for the exchange of alleles between non-sister chromatids of homologous chromosomes during meiosis I?
crossing over
What is the name for the nuclear division that results in a reduction in chromosome number (the first division of meiosis)
Reduction division
Mitotic division of a cell with 8 chromosomes produces 2 identical daughter cells with 4 chromosomes. True of false?
False
Which of the following is/are correct for both mitosis and meiosis? I- chromosome number is maintained II- Homologous chromosomes paired up III- Sister chromatids separate IV- Occurs in prokaryotes
III only
Diagram shows a cell from testis of a locust doing meiotic division. The cell is in which stage of meioisis?
Prophase I
