Identify the incorrect statement about the genetic implications of recombination in inversion heterozygotes.

• A. The probability of crossover within the inversion loop is linked to the size of the inversion loop.
• B. Inversion suppresses the production of recombinant chromosomes.
• C. Inversion heterozygotes only produce nonviable gametes.
• D. Fertility may be altered if an inversion heterozygote carries a very large inversion.

Answer: (C)