science ch 4
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 basic form of heredity; indicates the traits or characteristics found or displayed by an individual | genes
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includes an individual's traits that are passed down from parents | heredity
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condensed DNA; each has several genes | chromosomes
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genetic material that is passed down form parents to offspring | DNA
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a pair of chromosomes, may have alleles | homolog
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the two different copies of the same gene | alleles
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where the genes are found on the chromosome | loci
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the genotype has two dominant alleles; shown in the phenotype when only one dominant copy is present | homozygous dominant alleles
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the genotype has two recessive alleles | homozygous recessive alleles
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a genotype that has one dominant and one recessive allele | heterozygous allele
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the names of genes that you cannot see; inherited form family | genotype
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an outward visible characteristic that genes are responsible for | phenotype
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used to determine the possible genotype of the resulting phenotype | punnet square
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the father of genetics | Gregor Mendel
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What our bodies use to fight off a virus? | Antibodies
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We inherit traits | characteristics
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simple outward characteristics, what you can see clearly | qualitative
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traits that you cannot see very clearly | quantitive
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Mendelian characteristics were ___________ traits | qualitative
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have half as many chromosomes as the parent cell | gamete
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cell division with 1 replication of chromosomes but with 2 divisions of cell producing gametes | meiosis
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determines the phenotype even when only one copy is present | dominant gene
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two copies must be present to be seen as the phenotype | recessive gene
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produced by meiosis; egg/sperm reproductive cells; 1/2 the number of chromosomes | gametes
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body cell division; daughter cell have the same number of chromosomes as the parent cell | mitosis
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combining of egg and sperm to produce offspring | fertilization
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pair of chromosomes | homolog
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produced from mitosis and the cells contain all chromosomes | diploid
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produced from meiosis and the cells contain 1/2 chromosomes | haploid
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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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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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