Chapter 8.1 Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Chromosome | rod-shaped structures made of DNA and proteins
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| Histone | proteins that maintain the shape of the chromosome and aid in the tight packing of DNA; is wrapped around by DNA in eukaryotic cells
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| Chromatid | each half of the chromosome
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| Centromere | the point that attaches the two chromatids
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| Chromatin | the less tightly coiled DNA-protein complex
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| Sex Chromosome | chromosomes that determine the sex of an organism, and they may also carry genes for other characteristics
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| Autosome | all of the other chromosomes in an organism
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| Homologous Chromosome | the organism receives one copy of each autosome from each parent; the two copies of each autosome are called these
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| Karyotype | a photomicrograph of the chromosomes in a normal dividing cell found in a human
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| Diploid | cells having two sets of chromosomes
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| Haploid | sperm cells and egg cells; contain only one set of chromosomes; have half the number of chromosomes that are present in diploid cells
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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