Exo is spitting big things out. endo is pulling big things in. diffusion is molecules moving from an area of high concentration to an area of low concentration until it is balanced
Answer:
Control: sat in silence
Experiment: with music
Independent: The music or no music
Dependant: Their heart rate and pulse
Explanation: Control group: is the one that sat in silence
The one that listened to music is the Experimental Group
The independent variable is the thing that they change, the music
And the dependant variable is what is being measured, their pulse and heart rate
Answer:
A nucleus is the membrane-bound organelle, and it has the chromosomes, and genes are made up from DNA.
Explanation:
The kilometer is the independent, since it stays the same, and the increasing his exercise time is the dependent since that’s what’s changing