A good advancement would be a portable radio. They have made life easier for people who are walking/hiking and are looking for something such as the weather for the night or the score for a sports game.
The question being tested is whether or not the human body will produce more red blood cells at higher altitudes.
The hypothesis an athlete would create from this question is that the body will produce more red blood cells at a higher altitude to ensure the pumping of oxygen throughout the body.
5x-y=7
-y=-5x+7
y=5x-7
f(x)=5x-7
Answer:
c) bulb
Explanation:
Airborne chemical substances travel up the nose to the olfactory <u>bulb </u>, which is the receptor got smell
