The effect of today's radioactive fallout will probably be more harmful to children of future generations than to children now living because:

Correct answer: A. Mutated genes are frequently recessive

  • A. Mutated genes are frequently recessive
  • B. Infants are more susceptible to radiation
  • C. Susceptibility to radiation increases with age
  • D. Contamination of milk supply is not cumulative

Explanation

Radiation-induced mutations may be recessive and remain hidden in the present generation, then appear when inherited by later generations. This makes genetic effects of fallout potentially more harmful to descendants.

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