Answer:
Medicare will enroll you in Part B automatically
Explanation:
hope this help if do mark brainllest!
Will rot and then will slowly break down unless helped, this could be vital and have serious effects
Answer:
if the age of the red blood cells are old that means they've been there for awhile, if they're young/new that means a person was blood doping
Explanation:
Answer:the answer is decreases as altitude decreases
Explanation: