IOLA Chapter 5 and 6 Test
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Created by:
jejkong639 on December 2, 2010
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Description:
This is a flash card where PV 7th graders in Mrs.Salverson's science class can study for their IOLA test for chapter 5 and 6.
THIS IS BASED ON THE IOLA STUDY GUIDE.
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17 terms
Terms | Definitions |
|---|---|
 sexual reproduction | a reproductive process that involves two parents that combine their genetic material to produce a new organism, which differs from both parents |
| asexual reproduction | a reproductive process that involves only one parent and produces offspring that are identical to the parent |
| heredity | the passing of traits from parents to offspring |
| gene | set of informations that control a trait; segment of DNA on a chromosome that codes for a specific trait |
| sexual reproduction | Is fertilization an example of asexual reproduction of sexual reproduction? |
| sex chromosomes | X and Y chromosomes are called _______ |
| Gregor Mendel | a priest in the mid-nineteenth century who discovered the foundation of genetics by experimenting with pea plants |
| allele | different form of a gene |
| phenotype | an organism's physical appearance, or visible traits |
| dominant allele | one whose traits always show up in the organism when the allele is present |
| recessive allele | hidden whenever the dominant allele is present |
| codominance | a condition in which neither of two alleles of a gene is dominant or recessive |
| mutation | any change in a gene or chromosome |
| pedigree | chart of "family tree" that tracks which members of a family have a particular trait |
| carrier | half-colored, half-white in a pedigree; does not have the disease |
| male | the "square" in a pedigree |
| female | the "circle" in a pedigree |
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