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Bell Work • A dog gave birth to four puppies. The father has brown eyes, and the mother has green eyes. Two puppies have brown eyes. One has green eyes. One puppy has blue eyes. What does this tell you about how the genetic information for eye color is passed on? Explain. • What is the difference between codominance and incomplete dominance? Give an example. Genes and the Environment read pg 321 • • • • What is the relationship between the environment and phenotype? What might the result of an exceptionally hot spring on wing pigmentation in the western white butterfly? An organism’s ___ results from its genotype and its environment. Some ___ produce variable traits depending on environmental conditions. Genetics or the Environment • Turtles whose eggs hatch at higher temperature tend to be female. • A blue-eyed girl is born to two blue-eyed parents • Bees in a colony are assigned different jobs. As they develop, workers begin to look dramatically different. • A pair of twins is separated at birth. They grow up in different countries and speak different languages • A litter of puppies is born. They are all gray except one, which is brown. • Tall pea plant seeds are planted in different locations around a yard. They produce plants of different heights. • A kitten is born with six toes. • A rabbit is born weak with hunger.