click below
click below
Normal Size Small Size show me how
Unit D-1 Vocabulary
Vocabulary words from unit D-1.
| Term | Definition |
|---|---|
| characteristics | Groups of qualities or features that help to set something apart from something else. |
| gene | A unit passed down from parent to child that holds information that determines certain characteristics of offspring. |
| genetics | The study of heredity and inherited characteristics. |
| inherited trait | A trait that is genetically passed down from parent to child. |
| acquired trait | A trait that you get or develop from the environment around you. |
| trait | A specific quality or attribute that typically sets something apart from something else. |
| asexual reproduction | Reproduction that only involves one parent. In this, the offspring shares the exact same genetic information as the parent. |
| cell | The smallest unit of life. |
| clone | An artificial method of reproducing an organism’s exact genetic information with only one parent. Not to be confused with asexual reproduction. |
| mutation | An unexplained inconsistency in the genes of an organism. Associated primarily with asexual reproduction. |
| sexual reproduction | Reproduction that involves two parents. In this, the offspring receives half of each parent’s genes. |
| allele | Two or more alternate forms of a gene or characteristic. |
| dominant | The gene that has a higher chance of appearing in offspring. |
| recessive | The “hidden trait” that has less of a chance of appearing in offspring. |
| homozygous | Two identical alleles. |
| heterozygous | Two different alleles. |
| phenotype | The physical appearance of an organism. |
| genotype | The genetic appearance of an organism. |
| punnett square | A diagram used to predict the outcome of a cross or breeding experiment. |