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15 Cards in this Set
- Front
- Back
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All the chromosomes in a diploid cell come in matched pairs except the _____ chromosomes |
Sex |
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Genetic recombination results from: |
new combinations of genes from two parents
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How many chromosomes are produced by the first division during meiosis? |
Double the original |
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Normally, how many chromosomes are required to determine the outward expression of a trait? |
a homologous pair
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Each chromosome usually contains: |
one gene for a particular trait
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When are the homologous pairs of chromosomes separated? |
during the first division of meiosis
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The ordered arrangement of chromosomes in gametes is the same as they were in the parent cell. |
False |
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Most of the cells in the human body are: |
Diploid |
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As processes, mitosis consists of_____ division(s), and meiosis consist of _____ division(s). |
One Two |
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A meiotic division produces ______ daughter cells. |
Four |
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Mitosis produces ___ daughter cells which are ______ to the parent cell. |
2 |
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Mitosis produces daughter cells that have a chromosome number that is _____ that of the parent cell. |
equal to |
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Meiosis produces daughter cells that have a chromosome number that is______ to that of the parent cell. |
one-half |
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Which occurs more frequently, mitosis or meiosis? |
mitosis
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Crossing over and the separation of homologous chromosomes in the first division produces genetic variation. |
True |
