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Test: MCAT Biology
1. | Assume that a trait is expressed according to the mechanism of complete dominance. Each gene contributes one of two possible alleles. Which of the following statements is true? |
There are three possible phenotypes the organism can express
The genotype is the expressed trait of the individual
If two heterozygous organisms mate, 25% of the progeny will be homozygous
If two heterozygous organisms mate, 75% of the progeny will display the dominant phenotype
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