Question

Find the incorrect statement among the following:

• A. In sex linked recessive traits the gene is transmitted from unaffected carrier female to some of male progeny
• B. Accumulation of phenylpyruvic acid in brain results in mental retardation
• C. Individuals affected by Down’s Syndrome will have congenital heart defect and are more intelligent.
• D. Turner’s Syndrome is caused due to the absence of one X- chromosome.

Answer 1

The Correct Option is C

The correct answer is Option (C) : Individuals affected by Down’s Syndrome will have congenital heart defect and are more intelligent.