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15 Cards in this Set

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Meiosis
is a form of cell division that halves the number of chromosomes when forming specialized reproductive cells such as spores or gametes
crossing over
the exchange of genetic material between homologous chromosomes during meiosis
independent assortment
the random distribution of homologous chromosomes during meiosis
spermatogenesis
the process by which sperm are produced in male animals
sperm
male gametes
oogenesis
The process by which gametes are produced in female animals
Occurs in the ovaries
ovum
a mature egg cell
asexual reproduction
a single parent passes copies of all of its genes to each of its offspring
clone
an individual produced by asexual reproduction
LIFE CYCLE
the entire span in the life of an organism from one generation to the next
fertilization
process in which the sperm and the egg cell join
Results: diploid zygote
sporophyte
the diploid phase in the life cycle that produces spores
spore
haploid reproductive cell produced by meiosis that is capable of developing into an adult without fusing with another cell
gametophyte
(Life cycle of a plant)
the haploid phase that produces gametes by mitosis
sexual reproduction
2 parents form reproductive cells that have 1/2 the number of chromosomes.