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.

Q: Question: What do scientists think are the oldest eukaryotes? Answer: protists

A: Scientists think protists are the oldest eukaryotes.
****
Q: Question: Mitosis actually occurs in how many phases? Answer: four

A: Mitosis actually occurs in four phases.
****
Q: Question: What material comprises the sun and other stars, as well as lightning and the northern lights? Answer: plasma

A:
Plasma comprises the sun and other stars, as well as lightning and the northern lights.
****