Which of the following expressions has a
solution of -2?
i. (-27 • 3) = 3 3 3
ii. 28 + (-2.4 = 0.08)
iii. 24[3+ (-1)]

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1. Crossing over occurs during prophase I of meiosis I. This exchange of genetic material between non-sister chromatids results in new combination of genes.
2. The orientation of chromosomes during metaphase may result in the daughter cells recieving different chromosomes.
3. Random fertilization