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Heredity
Chapter 11
| Question | Answer |
|---|---|
| passing of traits from parents to offspring | heredity |
| an inherited characteristic of an organism | trait |
| one of the different forms of a trait | allele |
| a rod or X-shaped structure made of DNA | chromosome |
| a section of DNA that contains the information for one trait | gene |
| study of heredity | genetics |
| a sex cell (involved in sexual reproduction) | gamete |
| the male gamete | sperm |
| the female gamete | egg |
| a normal body cell, not a gamete | somatic cell |
| the union (joining) of a male gamete and a female gamete | fertilization |
| the cell resulting from fertilization | zygote |
| what is the process of cell division that makes sex cells | meiosis |
| Why does only ONE of the parent's genes passed on? | For each gene, an offspring gets one from the mom and one from the dad |
| what is a cell called that has a double set of chromosomes, in pairs? | diploid |
| what is a cell called that has a single (half) set of chromosomes, not in pairs? | haploid |