<span>Helium has an atomic number of two, so its outer energy level is full. Helium is considered INERT.
Have a great day!</span>
Check for a diagram on google images :) they have a lot that you can just trace
The urinary tract collects and stores urine and provides a passage for urine to be expelled from the body. The ureters are about 25-30 cm long and carry urine from the kidneys to the bladder.
The secondary structure of a protein
Combustion is the burning of a substance. It could be complete or could be incomplete. It changes the form of carbon and so it plays it's role in cycle
