In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

Sentence: Sucrose is formed when a monomer of glucose and a monomer of fructose are joined in a dehydration reaction to form a glycosidic bond. Question: What is formed when a monomer of glucose and a monomer of fructose are joined in a dehydration reaction to form a glycosidic bond?
sucrose

Sentence: Gap genes controls the shape of a developing zygote early in its development. Question: What controls the shape of a developing zygote early in its development?
gap genes

Sentence: Thermosphere is the upper-most atmosphere. Question: What is the upper-most atmosphere known as?

thermosphere