Which of the Following Statements Correctly Describes How Mendel Explained

Multiple Choice

Which of the following statements correctly describes how Mendel explained why traits disappeared in the F1 generation and then reappeared in the F2 generation?

A) New mutations were frequently generated in the cross that generated F2 offspring, causing traits that had been lost in the F1 to reappear in the F2.
B) The mechanisms controlling the appearance of traits in the F1 and F2 plants were different.
C) Traits can be dominant or recessive, and the recessive traits were "hidden" by the dominant ones in the F1.
D) Members of the F1 generation had only one allele for each trait, but members of the F2 had two alleles for each trait.