In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

Question: What is the critical factor for the survival of segmented worms? Answer: water and humidity
Water and humidity is the critical factor for the survival of segmented worms.

Question: What are four children born at one birth called? Answer: quadruplets
Four children born at one birth are called quadruplets.

Question: Free ear lobes, widow's peak and a dimpled chin are examples of what kind of traits in humans? Answer: mendelian
Free ear lobes, widow's peak and a dimpled chin are examples of mendelian kind of traits in humans.