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Meiosissss

Ch 11-4 Meiosis

QuestionAnswer
homologous each of the 4 chromosomes that came from the male parent has a corresponding chromosome from the female parent
diploid term used to refer to a cell that contains both sets of homologous chromosomes
haploid term used to refer to a cell that contains only a single set of chromosomes and therefore only a single set of genes
meiosis a process of reduction division in which the # of chromosomes per cell is cut in half through the separatoin of homologous chromosomes in a diploid cell
tetrad structure containing 4 chromatids that forms during meiosis
crossing-over process in which homologous chromosomes exchange portions of their chromatids during meiosis
symbol for haploid n
symbol for diploid 2n
How many chromosomes do humans have in their body cells? 46
how many chromosomes do humans have in their gametes? 23
what kind of division do baceria use to reproduce binary fission
reasons for a cell to use mitosis grow bigger, repair injury, replace worn out cells, DNA overload
reasons for a cell to use meiosis make gametes for sexual reproduction
which body cells undergo meiosis sex cells
which body cells undergo mitosis all body cells besides sex cells
what is synapsis tetrads form-genetic variation
independent assortment it is never known how the chromosomes will line up along the equator
Created by: AlanaR
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