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Biology > Mitosis & Meiosis > Flashcards

Mitosis & Meiosis Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

a mode of reproduction in which the offspring are clones produced from a single parent

A

asexual reproduction

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2
Q

a mode of reproduction in which two parents produce offspring that are all unique

A

sexual reproduction

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3
Q

pair of chromosomes with the same morphology

A

homologous chromosomes/homologs

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4
Q

alternative version of a gene

A

allele

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5
Q

joined identical copies of a chromosome

A

sister chromatids

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6
Q

where two chromatids are most closely attached

A

centromere

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7
Q

cell containing two sets of chromosomes (2n)

A

diploid

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8
Q

cell containing one set of chromosomes (n)

A

haploid

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9
Q

homologous chromosomes physically connect and exchange genetic information during Meiosis I

A

crossing over

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10
Q

What type of cells does mitosis occur in?

A

somatic

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11
Q

What type of cells does meiosis occur in?

A

reproductive

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12
Q

_____ has one division.

A

Mitosis

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13
Q

_____ has two divisions.

A

Meiosis

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14
Q

In _____, the chromosomes pack up.

A

Prophase

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15
Q

In _____, the chromosomes line up in the middle and spindle fibers attach to the chromatids.

A

Metaphase

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16
Q

In _____, the sister chromatids come apart.

A

Anaphase

17
Q

In _____, the cell begins to divide into two cells.

A

Telophase/Cytokenesis

18
Q

Mitosis begins with a diploid cell and ends with ___ _____ cells.

A

2 diploid

19
Q

Meiosis begins with a diploid cell and ends with ___ _____ cells.

A

4 haploid

20
Q

In Meiosis, the _____ _____ pair up in Prophase I.

A

homologous chromosomes

21
Q

During what stage of Meiosis does crossing over occur?

A

Prophase I

22
Q

What are the 3 ways that sexual reproduction reshuffles alleles between generations?

A

crossing over, independent assortment of chromosomes, and random fertilization

Biology (21 decks)

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