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10 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Prokaryotes
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ex: bacteria
1. simple cells 2. no nucleous 3.reproduce by binary fission |
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eukaryotes
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ex: all plants, animals, fungi, protarists
1.complex cells 2. has nucleous 3. reproduce by either mitosis or meiosis |
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chromosome
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coiled strands of DNA: organized
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chromatid
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one leg and arm of a chromosome
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centromere
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structure that holds chromatids together
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chromatin
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unorganized DNA; not coiled
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karyotype
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picture of chromosomes
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autosomes
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two pairs
-Any chromosome other than a sex chromosome. Humans have 22 pairs of autosomes. |
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sex chromosomes
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one pair
-One of the two chromosomes that specify an organism's genetic sex. |
Humans have two kinds of sex chromosomes, one called X and the other Y. Normal females possess two X chromosomes and normal males one X and one Y.
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chromosome pairs
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46 total
23 from mother (22 autosomes and 1 sex chromosome) 23 from father (22 autosomes and 1 sex chromosome) |
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