Question

condition swyer syndrome

2c) _compare what type of external genitals develop in the condition you chose versus typical development of individual with the same genotype (sex chromosomes): 2d) _compare what type of secondary sexual characteristics develop in the condition you chose versus typical development of individual with the same genotype (sex chromosomes):

Answer 1

please find answer as follows.

Ans 2c) In swyer syndrome the external genital development is of the female but the chromosome is XY. This result in ovary which can’t produce egg but having all other female characteristics. Chromosome XY normally represent males .So these individuals have function less gonads which is called streak gonads. In normal individuals with XY chromosome pattern the external genital development is that of males.

Ans 2d ) In normal males the secondary sexual characteristics starts to develops at the time of puberty .they are hair growth over chest, axilla and pubic areas, hoarseness of voice, masculine body ,hard and rough skin and male libido . But in individual with swyer’s syndrome they won’t have female secondary sexual characteristics like no breast development, absent pubic and axillary hairs and absent of primary amenorrhea