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48 Cards in this Set
- Front
- Back
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chromosomes are ___ shaped structures
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rod
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Located in the ____ of eukaryotic cells
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nucleus
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_______ in prokaryotic cells
and ____ shaped |
attatched to cell membrane
circular |
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contains
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DNA & Proteins
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DNA is wrapped around
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histone
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histones......
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maintain shape and aid in packing
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have ___ identical halfs called ___
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two, choromotids
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chromotids are linked together by....
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centromere
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chromotids become......
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chromatin
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chromatin is..
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between cell division
loosely coiled |
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|
chromosomes are ___ shaped structures
|
rod
|
|
|
Located in the ____ of eukaryotic cells
|
nucleus
|
|
|
_______ in prokaryotic cells
and ____ shaped |
attatched to cell membrane
circular |
|
|
contains
|
DNA & Proteins
|
|
|
DNA is wrapped around
|
histone
|
|
|
histones......
|
maintain shape and aid in packing
|
|
|
have ___ identical halfs called ___
|
two, choromotids
|
|
|
chromotids are linked together by....
|
centromere
|
|
|
chromotids become......
|
chromatin
|
|
|
chromatin is..
|
between cell division
loosely coiled |
|
|
chromotids are linked together by...
|
centromere
|
|
|
choromotids become.....
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chromatin
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|
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chromatin....
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loosely coild,
between cell division |
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after chromatin....
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cell division takes place and they go into new cells
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sex chromosomes....
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determine gender of offspring
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autosomes determine....
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all other traits
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females
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xx
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males
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xy
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humans have
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46 chromosomes
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Humans have ____ pair of chromosomes
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23
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___ are sex chromosomes OR ___ pair
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2, 1
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___ are autosomes or ___ pair
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44, 22
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homologous
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same proportion
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diploid
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double
2 set of chromosomes autosomes 2N |
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haploid
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half
one set sex chromosomes gametes 1N |
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meiosis is only with ___ cells
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sex
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In meiosis the # of chromosomes is____
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reduced
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___ or (____) happens in meiosis
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genetic variation
(crossing over) |
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Stages of mitosis
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Interphase
Prophase Metaphase Anaphase Telophase Cytokenesis I Put My Apple There Cautiously |
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Interphase
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G1______S______G2___M
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Prophase begins with
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the shortening and tight coling of DNA
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In Prophase the centrosomes ___
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appear
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Centrioles are only in ____ cell
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animal
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Stages of mitosis
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Interphase
Prophase Metaphase Anaphase Telophase Cytokenesis I Put My Apple There Cautiously |
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Interphase
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G1______S______G2___M
|
|
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Prophase begins with
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the shortening and tight coling of DNA
|
|
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In Prophase the centrosomes ___
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appear
|
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Centrioles are only in ____ cell
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animal
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