D) laboratory experiments because every experiment needs a control and a variable.
Answer:
C. More than 5 fingers/toes on each hand/foot
Explanation:
According to the given information, polydactyly is an autosomal dominant trait which means that the phenotype would be expressed in both homozygous dominant and heterozygous dominant genotype.
The given genotype is heterozygous dominant. The individuals with heterozygous dominant genotype would exhibit the polydactyly and would have more than 5 fingers and toes on each hand and foot.
12. D
13. B
14 . C
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Answer:
When we say that a trait has been "selected for", this means that. individuals with that trait reproduce more than individuals without that trait.Explanation:
