What complications might arise from genetic screens targeting an organ that differentiates late in development?

No sign of testicular development in boys and breast development in girls.

Explanation:

Complications like no sign of testicular development in boys and breast development in girls occurs if an organ develop very late. There are many causes of this type of complications such as long term illness, eating improper food and disorder of sexual development. Sometime these complications  also occurs due to genetically. These complications should be treated well with medication and use of nutritious food. These medicines increases the performance of sex hormones in order to initiate puberty.

i believe it is "they are not used up by reactions" as the answer to your question, text me back if this is correct because i just learned this.

answer by yourhope:

answer is

human impact on the environment can be seen in the deterioration of the !

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