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7th Genetics
Fletcher's 7th grade Genetics Review
| Term | Definition |
|---|---|
| Mitosis | The process in which a normal cell produces a copy of itself |
| Gregor Mendel | A monk who laid the foundations for modern genetics |
| Heterozygous | A description of a genotype like this Bb |
| Sperm | The male sex cell |
| Genome | The entire genetic code in an organism |
| Haploid | A cell with unpaired chromosomes |
| Diversity | An advantage of sexual reproduction |
| Dominant | The expressed allele |
| phenotype | A listing of the physical traits of possible offspring |
| Diploid | A cell with paired chromosomes |
| Somatic | A normal body cell |
| Female | The gender represented by XX chromosomes |
| Allele | The specific genetic information about a single trait |
| Meiosis | The process of making sex cells |
| Twenty Three | The number of chromosomes in one single human sex cell |
| Incomplete Dominance | When two alleles for a trait produce a mixed expression |
| Recessive | The allele that may be hidden |
| Chromosome | The way genetic material is stored inside a cell |
| Gene | A section of DNA |
| Seventy five Percent | The chances that two heterozygous tall pea plants will produce tall offspring |
| Heredity | The study of how traits are passed from parent to offspring |
| Genotype | Listing of the genetic makeup of an organism |
| Zygote | The first diploid cell produced after successful sexual fertilization |