DDMS 7th Grade - Chap. 15, sec. 1 & 2
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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| The chromosomes that carry genes to determine whether a person will be male for female, as well as genes for other traits | Sex Chromosomes
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| A gene that is carried on the X or the Y Chromosome | Sex-linked gene
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| A person who carries a recessive gene for a trait, but does not show the trait | Carrier
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| When two different alleles are present, and both traits occur together | Codominance
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| If you have an allele for type A blood, and an allele for type o blood, what blood type will you have? | Type A
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| If you have an allele for type B blood, and an allele for type A blood, what blood type will you have? | Type AB
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| Who is more likely to have a sex-linked trait? | Males
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| If a male has a sex-linked trait, which parent did he get that trait from? | His Mother
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| Can a male be a carrier for a sex linked trait? Why? | No; if a male has even one recessive allele, he will have the trait.
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| Why can a sex-linked traits sometimes occur if a person has only one recessive allele? | If there is no dominant allele with it, the trait will occur
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| What else, other than genetics, can determine a person’s characteristics? | The environment that someone lives in can determine how certain characteristics develop
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| An abnormal characteristic that a person inherits through genes or chromosomes | Genetic Disorder
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| A chart that tracks which family members have a particular trait | Pedigree
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| When two different alleles are present, the result is a blend of the two traits. | Incomplete Dominance
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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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Created by:
jfakins
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