Punnett Squares

Topic Page

Questions

• Why are punnett squares useful in genetics?
• How do punnett squares exemplify the law of segregation?
• What is the f2 generation?
• Of what is the first filial generation a result?
• What does a Punnett square show us?
• Any way I can draw or use Punnett squares?
• How do you draw a punnett showing all the possible blood types for the offspring produced by a type "O" mother and an a Type "AB" father?
• Monohybrid Crosses (Mendelian Inheritance) question?
• A long-haired cat (recessive trait s) is crossed with a heterozygous short-haired cat (dominant trait S). What percentage of their offspring will have long hair?
• Consider the genetic cross for absent-mindedness, which is a dominant trait. All of the offspring from this cross will be absent-minded. If two parents that are absent-minded have offspring that are not, what MUST be the genotypes of the parents?
• 1. Imagine that you are studying two parents who are considering having children. One parent is has the genotype IAi and the other has the genotype IBi. Create a Punnett square to calculate the possible genotypes of their children. Answer? Part 3 Punnett?
• A heterozygous pea plant is crossed with another heterozygous pea plant. What percentage of the offspring will be short?
• A woman with type O blood has children with her husband who is type AB. What percent of their children would you expect to have type O blood?
• Wolves will either have gray coats (G) or black coats (g), brown eyes (B) or blue eyes (b). If a male wolf with a black coat and blues eyes breeds with a female wolf heterozygous for coat and eye color??
• Genetics and punnett squares?