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Gen Bio Meiosis


What does diploid mean? has 2 sets of chromosomes (2N)
What does haploid mean? has 1 set of chromosomes (N)
how many chromosomes are in a diploid human cell? 46
how many chromosomes are in a haploid human cell? 23
what kind of human cells are haploid? only sex cells
what kind of human cells are diploid? all cells EXCEPT sex cells
what are the sex cells in men called? sperm
what are the sex cells in women called? egg
what is another word for sex cells gamete or germ cells
what do you call the process of sperm meeting egg fertilization
what do you call the cell that is formed after fertilization zygote
what do zygotes grow in to? embryos
what is the purpose of meiosis? to create gametes/sex cells
how many cells does meiosis create? 4
are the cells from meiosis identical to eachother no each sex cell is unique
how many divisions take place in meiosis? meiosis I and meiosis 2
what is the purpose of mitosis? to make identical cells for growth or repair
what is crossing over? when chromosomes trade DNA/genes
what phase does crossing over occur in? prophase 1
what is the point of crossing over? to increase genetic diversity
Created by: ruth.baker



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