What question would a biologist most likely investigate? 1. Which reactions produce decaffeinated coffee? 2.Do drier growing conditions affect the size of coffee beans? 3.Why do some people like tea better than coffee? 4.What is the best temperature for roasting coffee beans?

It would be...

Do drier growing conditions affect the size of coffee beans?

Explanation:

This is because a biologists would not ask why do some people like tea better than coffee. It has nothing to do with biology. Same for question 4. Only someone who is a coffee fan would ask that. A biologists would ask number two because biologists deal with nature. So growing plants and the environment. Biologists study how plants grow so growing conditions would be a part of biology.

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

a symbiotic relationship with the mitochondria