1) appearance of beard and moustache
2) broadening of chest and shoulders
3) changing of voice into a more grave one
Its skin so it protects the internal organs and systems
Fluid, rolling, air resistance, and not sure about the last one.
Answer:
Stem cells replicate via meiosis, not mitosis
Explanation:
<span>Light energy has to be converted into chemical energy in ATP molecules. Plants change light into sugar molecules and both plants and animals change sugar into ATP molecules, which allows for our survival</span>