Cell Reproduction quiz 3
Karyotype
A chart of organism chromosomes. It can be used to determine the sex
Gametes
A haploid reproductive cell that unites with another haploid reproductive cell to form a zygote
Tetrad
A pair of homologous chromosomes
Meiosis
A process of nuclear division that reduces the number of chromosomes in the new cells to half the number in the original cell
Crossing-over
Portions of chromatids may break off and attach to adjacent chromatids on the homologous chromosome
Sexual reproduction
Reproduction in which gametes from two parents unite
Asexual reproduction
Reproduction that does not involve the union of gametes (only 1 parent needed)
Synapsis
The pairing of homologous chromosomes during meiosis
Oogenesis
The production of mature egg cells
Spermatogenesis
The production of sperm
Independent assortment
The random seperation of homologous chromosomes
Genetic recombination
The regrouping of genes in an offspring that results in a genetic makeup that is different from that of the parents