Genetics Basics #2 What do you know about the world of genetics? T. Trimpe 2008 http://sciencespot.net/

Use your knowledge of genetics to answer each question 1. What term refers to the physical appearance of a trait? Example: Yellow body color 2. What term refers to the gene that is expressed when two different genes for a trait are present in a gene pair? 3. If your grandparents are the parental generation, what term would refer to your parents? 4. What type of pollination occurs when pollen from the stamen on one flower is transferred to the pistil on the same flower or to the pistil of a different flower on the same plant? 5. Identify each gene pair as purebred (P) or hybrid (H). Bb ______ DD - ______ dd - _____

5. Identify each gene pair as purebred (P) or hybrid (H). And the answers are ... 1. What term refers to the physical appearance of a trait? Example: Yellow body color 2. What term refers to the gene that is expressed when two different genes for a trait are present in a gene pair? 3. If your grandparents are the parental generation, what term would refer to your generation? 4. What type of pollination occurs when pollen from the stamen on one flower is transferred to the pistil on the same flower or to the pistil of a different flower on the same plant? 5. Identify each gene pair as purebred (P) or hybrid (H). Bb - ______ DD - ______ dd - _____ Phenotype Dominant F1 or First filial generation Self-pollination H P P