Answer:
By eating things with protein in it. Sorry if this sounds too simple, but that's all it is.
The answer is C because the load shouldnt be greater than the effort, it isnt usually, but my best answer to you would be C
Using W=mg
12*10 m/sec squared
10 m/sec squared = 100
100*12
=
1,200 newtons
It seems That teh molecules can move towards the membrane
Can't see the structures so we can't answer your question
