Question

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

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

Answer 1

Answer: (C)

Mutated genes are frequently recessive.

Mutation is the sudden and rapid change in the genome of an organism. The mutations caused in the genome leads to the production of abnormal proteins which may adversely affects the characteristics of an individual. These gene are recessive at present but in upcoming generation they might be dominant and express themselves which can lead to fatal consequences. For example, in bhopal gas tragedy the methyl isocyanate causes change in the genome which has caused fatal consequences like cancer etc. in the upcoming generations.

So, the correct answer is option C.