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Genetics
Unit 12 Acellus Science
| Question | Answer |
|---|---|
| A segment on a chromosome that codes for a particular characteristic | gene |
| A structure made of DNA, located in the nucleus. Humans have 46 of these in body cells. | chromosome |
| the chemical that contains genetic information and is the main component of chromosomes | DNA |
| deoxyribonucleic acid | DNA |
| relating to a gene that masks the contribution of a recessive one when the two are present in an organism | dominant |
| relating to a gene that has its contribution masked by a dominant one when the two are present in an organism | recessive |
| process through which animals and plants produce offspring | reproduction |
| a quality that is inherited such as curly hair | trait |
| a process that takes place in a cell nucleus and involves one cell duplicating and dividing | mitosis |
| a process consisting of two stages of cell division that forms the gametes (reproductive cells) | meiosis |
| the structure of DNA | double helix |
| the monk and botanist who studied principles of heredity using pea plants | Gregor Mendel |