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Biology 11 Ch 5.2
Genetic Processes: 5.2 Studying Genetic Crosses
| Question | Answer |
|---|---|
| Punnett square | a grid used to illustrate all possible genotypes and phenotypes of offspring from genetic crosses |
| test cross | a cross between a parent of unknown genotype and a homozygous recessive parent |
| dihybrid cross | a cross of two individuals that differ in two traits due to two different genes |
| law of independent assortment | during gamete formation, the two alleles for one gene segregate or assort independently of the alleles for other genes |
| chromosome theory of inheritance | traits determined by genes are inherited through the movement of chromosomes during meiosis |