A teacher had her students down hypothesis about an experiment wich is a valid hypothesis.
energy gets transferred among all the organisms of a food chain
if people like the smell of burning wood, then they would not like the smell of gasoline
if earthquakes occur then tornado could occur at the same time
all living organisms are made from at least one cell
1 answer
The valid hypothesis among the given options is: "All living organisms are made from at least one cell."