E
Editor
Oct 10, 2022
What would be the best experimental design for testing a hypothesis that bean plants require sodium?
Difficulty: Medium
A:

Measure the amount of sodium in a few bean plants 

B:

Grow bean plants with and without sodium

C:

Look for sodium in leaf tissues 

D:

Analyze root contents for sodium 

ID: 634423b6e6023150c347cd43