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Meiosis

TermDefinition
gametes sex cells-sperm and egg
oogenesis meiosis which produces 1 egg cell
spermatogenesis meiosis which produces 4 sperm cells
asexual reproduction one organism divides into two new cells example is bacteria
testes and ovaries place where meiosis occurs in the body
sexual reproduction involves two parents to produce an offspring. Example is human reproduction of sperm and egg
homologous paired chromosomes the form a tetrad during prophase 1
crossing-over parts of homologous chromosomes exchange information and leads to genetic variation (difference)
diploid 2 sets of chromosomes represented by 2N found in somatic cells
haploid 1 set of chromosomes represented by 1N or N found in gamete cells
somatic cells body cells
meiosis process of reduction division in which the chromosome number is cut in half through 2 cell divisions; purpose is reproduction
Prophase 1 crossing-over occurs
Result of Meiosis 4 different haploid cells
Created by: JMHSBIO
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