The two-factor crosses performed by Mendel support the observation that
A. alleles for a given trait are distributed randomly among an individual's gametes independent of the alleles for other traits.
B. the F1 generation can display phenotypes in combinations different from those seen in the P generation.
C. traits that are encoded by genes on different chromosomes are never found within the same gamete.
D. self-fertilization of the F1 generation will produce 100% heterozygous plants at both loci.
E. the F2 generation will only display phenotypes in the same combinations as the P generation.
Answer: A
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