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chapter 6
vocabulary
Term | Definition |
---|---|
dominate Trait | trsit observed in the first generation when parents that have different traits are bred |
Heredity | The passing of genetic traits from one parent to offspring |
Recessive Trait | a trait that is apparent only when two recessive alleles for the same charactersistic are inherited |
gene | a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring. |
phenotype | the set of observable characteristics of an individual resulting from the interaction of its genotype with the environment |
allele allele | one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome. |
haploid | ) having a single set of unpaired chromosomes |
meiosis | a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell, as in the production of gametes and plant spores. |
probability | the extent to which something is probable; the likelihood of something happening or being the case. |
genotype | the genetic constitution of an individual organism. the genetic constitution of an individual organism. |
diploid | (of a cell or nucleus) containing two complete sets of chromosomes, one from each parent. |
homologous | having the same relation, relative position, or structure, in particular |