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MES 5 Life Science1
Genes
| Question | Answer |
|---|---|
| chromosome | A threadlike structure in the nucleus, made up of DNA |
| dominant trait | A trait that appears even if an organism has only one factor for the trait |
| environment | All the living and nonliving things that surround and affect an organism |
| gene | The part of a chromosome that contains the DNA code for an inherited trait |
| inherited trait | A charecteristic passed from parent to their offspring |
| instinct | A behavior that an organism inherits |
| learned behavior | A behavior that an animal acquires through experience |
| life cycle | The stages that a living thing passes through as it grows and changes |
| mitosis | The process by which most cells divide |
| recessive trait | A trait that appears only if an organism has two factors for the trait |