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How did free black communities in the North respond to the challenges of segregation and discrimination in the first three decades of the nineteenth century?
Spermatogenesis
The process by which male spermatozoa are produced, involving meiosis and subsequent maturation.
Oogenesis
Production of eggs in females by the process of meiosis and maturation.
Sister Chromatids
Identical copies of a chromosome, connected by a centromere, created during DNA replication and present in a cell before it divides.
Homologous Chromosomes
Pairs of chromosomes in a diploid organism that are similar in shape, size, and genetic content, one inherited from each parent, containing the same genes but possibly different alleles.
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