<span>This principle, or thought process, is that in basic sports fitness programs, all athletes training to continuously improve must always work harder an harder as their bodies become more used to their existing work out routines.</span>
A) gravitropism is how they "know"
They both have a cell membrane, mitochondria, cytoplasm, ad a nucleus. Hope this helped! :)
I will think it’s B.... hope it helps!
The answer is : B) Inner Ear.