The curly toe phenotype is controlled by 4 genes that act in an additive manner. The environment does not have

The curly toe phenotype is controlled by 4 genes that act in an additive manner. The environment does not have an effect on this trait. A dominant allele (represented by the capital letters) has 6 units of risk. A recessive allele (represented by the lower case letters) has 2 units of risk. Individuals with more than 35 units of risk have curly toes. Individuals with 35 or fewer risk units have straight toes.

What is the highest number of risk units an individual can have with this model?
Give your answer as a whole number, not in words.
What is the phenotype of an individual of genotype AaBbCCDd? .
Curly Toes Straight Toes notype AAbbCcDd is married to an individual of genotype AaBbCCDd.
Is it possible for them to have a child with curly toes?

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