Protists are eukaryotes, which means their cells have a nucleus and other membrane-bound organelles. Most, but not all, protists are single-celled. Other than these features, they have very little in common. You can think about protists as all eukaryotic organisms that are neither animals, nor plants, nor fungi.
Number 3 is true....THIS IS WHAT MY TEACHER SAID 2DAY< SO IF ITS WRONG< BLAME HIM!!!!
Answer:
he amount of living space for the rats and the amount of food are two different variable that will make a mistake the student changed. If you're doing an experiment, you need to control the conditions and the only change ONE variable at a time of each one . If you want to know if the food and the living space affect weight, you should do two different experiments.
i hope this helps you out
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Answer: just look it up on goegle
Explanation: