3 Flashcards

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1
Q

meiosis

A

process by nuclear division that REDUCES the number of chromosomes in new cell to HALF the # in the original cell

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2
Q

gamete

A

a haploid cell that fuses w/ another haploid cell to become a zygote

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3
Q

crossing over

A

exchange of corresponding segments of DNA

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4
Q

independent assessment

A

random separation of the homologous chromosomes occurs in anaphase

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5
Q

gametes

A

haploid reproductive cells. (sperm eggs)

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6
Q

spermatogenesis

A

production of sperm cells

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7
Q

polar bodies

A

the haploid offspring cell that die off

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8
Q

during synapsis the chromosomes

A

like up next to their homologous

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9
Q

during crossing over proteins of Chromatids break off and

A

attach to adjacent chromatids on the homologous

chromosome

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10
Q

Which phase of meiosis do tetrads form

A

prophase 1

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11
Q

meiosis 2 separates chromatids into

A

opposite poles of the cell

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12
Q

In oogenesis a diploid reproductive cell divides meiotically to produce

A

one haploid gamete

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