ANTHR 1 ---2 QUESTIONS ( I wanna get the answer within 12hrs.)

1.Answer the following question in short answer format.  Your response should be written at a college level and be a minimum of 200 words.  Ensure you answer all parts of the question and follow all plagiarism guidelines.

Explain how two parents who do NOT express a particular trait in their phenotype can nevertheless produce children who express the trait. Give an example of a specific trait or disease where this could occur.

2.Answer the following question in short answer format.  Your response should be written at a college level and be a minimum of 200 words.  Ensure you answer all parts of the question and follow all plagiarism guidelines.

How is natural selection related to environmental factors? How can selective pressures change? Give an example.