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Stack #4627540
| word | defenition |
|---|---|
| trait | a characteristic or feature of an organism |
| variation | the differences organisms can have for their traits |
| protein | a large molecule that makes up essential (necessary) parts of all living organisms |
| myosin | a protein found in muscle cells that allows muscles to contract and relax |
| actin | a protein found in muscle cells that allows muscles to contract and relax |
| phenotype | the way an individual looks for a specific trait or characteristic |
| pedigree | a graphic organizer that keeps track of the biological relationships of parents and offspring and their variations of a specific trait |
| sexual reproduction | when an egg cell and sperm cell combine to develop into an offspring |
| chromosomes | physical structures that are passed from parents to offspring in egg and sperm cells |
| karyotype | an image of the number and visual appearance of the chromosomes in the cells of an organism |