TASK DEFINITION: Given a scientific passage and an answer, generate a question for the given answer.
PROBLEM: Passage: Sperm ( Figure below ), the male reproductive cells, are tiny. In fact, they are the smallest cells in the human body. What do you think a sperm cell looks like? Some people think that it looks like a tadpole. Do you agree?. Answer: sperm

SOLUTION: What are the male reproductive cells called?

PROBLEM: Passage: The energy in sunlight, or solar energy, can be used to heat homes. It can also be used to produce electricity in solar cells. However, solar energy may not be practical in areas that are often cloudy. Answer: solar energy

SOLUTION: The energy in sunlight is also known as what kind of energy?

PROBLEM: Passage: RNA, the other nucleic acid. RNA has many important functions, especially during protein synthesis. And what allows it to be involved in protein synthesis is its ability to fold into three-dimensional structures, giving the molecule specific functions. This structure depicts an RNA molecule. the numerous secondary structures, such as the helices, are visible. Answer: protein

SOLUTION:
Rna is especially important during synthesis of what?