bio chapter 8

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how many cellular divisions in mitosis

1

how many cellular divisions in meiosis

2

how many daughter cells are formed in mitosis

2

how many daughter cells are formed in meiosis

4

only contains one copy of each chromosome

haploid

pairs of chromosomes, one from each parent, that are genetically similar but not identical

homologues

doubled chromosomes pair to form tetrads

meiosis

homologues are separated in

meiosis

in humans, it results in the daughter cells with 23 chromosomes

meiosis

results in formation of sperm and egg

meiosis

the way sex cells are formed

meiosis

separates chromatids into opposite poles of the cell

meiosis 2

in humans, it results in daughter cells with 46 chromosomes

mitosis

results in formation of body or somatic cells

mitosis

when zygote will divide to produce all the cells of the new organism

mitosis

daughter cells compare to each other in what way

mitosis (identical) meiosis (unique)

chromosomes move to cell equator

mitosis and meiosis

occurs in animals and flowering plants

mitosis and meiosis

replication of chromosomes occurs before this process

mitosis and meiosis

in what phase of meiosis do tetrads form

prophase 1

animals and flowering plants have paired chromosomes

true

in diploid organisms, "n" is equal to the number of homologous pairs

true

all of the body cells of an organism have a different number of chromosomes

false

a sex cell, are different in in their chromosomal number

gametes

contains these 2 copies of each chromosome

diploid

break off and attach to adjacent chromatids on the homologous chromosome

during crossing over, portions of chromatids

human body cells have 46 pairs of chromosomes

false

meiosis occurs in all body cells

false

the diploid number of human cells is 23

false

the number of chromosomes in an organism changes from generation to generation

false

when male and female sex cells fuse together

zygote


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