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SCI Chap. 5 Review
| Question | Answer |
|---|---|
| 1. What are sperm and eggs known as? | sex cells |
| 2. What is the passing of traits from parent to offspring called? | heredity |
| 3. What plant did Gregor Mendel use in his study? | pea plants |
| 4. If a brown-furred rabbit (BB) were to reproduce with a white-furred rabbit (bb), what would be the possible genotypes? | Bb |
| 5. What kind of trait always appears in the first generation of offspring and is represented with a capital letter? | Dominant trait |
| 6. What kind of trait represented with a lowercase letter? | Recessive trait |
| 7. Who is known as the father of genetics? | Gregor Mendel |
| 8. ____ are instructions for a specific trait. | Genes |
| 9. What are the different forms of a gene called? | alleles |
| 10. If a purple flower (Pp) were to reproduce with a white flower (pp), what percentage of the offspring be white? | 50% white |
| 11. The ____ is the physical appearance of an organism. | phenotype |
| 12. The genetic makeup of an organism is called the ______. | genotype |
| 13. What is it called when one trait is not completely dominant over the other? | Incomplete dominance |
| 14. When alleles chromosomes have the same sets of genes, it's called _______. | Homologous chromosomes |
| 15. What process makes cells with half the usual number of chromosomes? | Meiosis |
| 16. Which step of meiosis involves copying chromosomes? | Interphase |