In the experimental labster simulation, kidney cells were treated with a chemical for different amounts of time. The number of dead cells were counted to determine the effects of the chemical
The number of dead cells is one of the variables in the experiment. What type of variable is it?
O A random variable
OB. dependent variable
OC. controlled variable
OD. independent variable

Which is required for sexual fissiondiploid cell productionmeiosis

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?

Astudent sees several ants walking up a wall following the exact same trail that an ant took earlier. she wants to apply the scientific method to determine how the ants detected the trail. which of these steps would come first in her application of the scientific method? perform an experiment by cleaning the scent away from part of the trail. draw a conclusion that the ants follow a scent trail. make a prediction about what the ants will do after she cleans away part of the trail. hypothesize that the ants are following a scent trail that the first ant left.