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Biology Final#1

Sexual reproduction and meiosis

what types of cells are produced in the process of meiosis? gametes
how do these cells (gametes) compare to the original cell in terms of genetic makeup? different - 1/2 DNA
Distinguish between diploid and haploid cells Diploid cells have 2 sets of chromosomes (46 in humans) Haploid cells have 1 set of chromosomes (23 in humans)
How many rounds of DNA replication and cell division occur during meiosis? 1 replication 2 divisions
How does meiosis illustrate Mendel’s law of segregation? One of each chromosome to each gamete
How does meiosis illustrate Mendel’s law of independent assortment? Homologous chromosomes line up - can be random
Describe how crossing over provides genetic variation chromosomes exchange genetic information = new combinations of genes in gametes
Created by: cefreeze
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