Insects have two pairs of wings, while bats and birds each have one pair. Insect wings lack bones, but birds and bat wings have them. Butterfly wings are covered in scales, bird wings in feathers , and bat wings with bare skin.
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<span>The law of segregation tells us that the rearrangement of chromosomes into gametes is RANDOM.
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Crossing over occurs between prophase I and metaphase I and is the process where two homologous non-sister chromatids pair up with each other and exchange different segments of genetic material to form two recombinant chromosome sister chromatids. So the answer would be Prophase l. Hope this helps
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