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C&H3.1 Mendel
| Question | Answer |
|---|---|
| the passing of physical characteristics from parents to offspring | heredity |
| characteristics | trait |
| the scientific study of heredity | genetics |
| the process by which egg and sperm join | fertilization |
| an organism that is the offspring of many generations that all have the same trait | purebred |
| factors that control a trait | gene |
| different forms of a gene | alleles |
| an allele whose trait always shows up in an organism when the allele is present | dominant allele |
| an allele that is hidden when the dominant allele is present | recessive allele |
| an organism that has two different alleles for a trait | hybrid |
| What produces the female sex cells (eggs) on a pea plant flower? | pistil |
| What produces the male sex cells (sperm/pollen) on pea plant flowers? | stamen |
| When Mendel crossed tall purebred plants with short purebred plants, the offspring were all _____. | tall |
| When Mendel allowed hybrid tall pea plants to self-pollinate, the results were _____% tall. | 75 |
| Who is considered the father of genetics? | Mendel |
| What are the letters that represent a purebred tall pea plant? | TT |
| What are the letters that represent a purebred short pea plant? | tt |
| What are the letters that represent a hybrid tall pea plant? | Tt |