<span>A pedal steel guitar uses foot pedals and knee levers. It </span>allows the player to change pitches with his feet and knees (apex). <span>A pedal (or foot pedal) is something you can use if you want to alter the sound coming from your guitar or add various sound effects.</span>
I believe the answer is: Different scientists use different data for investigation.
I say that because different scientists have different equipment, ideas, and have different methods. I hope I was right and i hope it helped and i wasn't to late to answer this question.
The catalyzed reaction requires less activation energy.
Answer:
A tissue
Explanation:
Cells are grouped together to carry out specific functions. A group of cells that work together form a tissue.
I hope this helps :")
