Answer:
A) Blood pressure measures pressure on the arteries and can be an indicator of an unhealthy cardiovascular system.
Explanation:
Blood pressure is the amount of pressure that the blood puts on the arteries as it flows through them.
I believe the answer would be <span>D.) Abnormal</span>
Answer:
The answer is A.
Explanation:
It can be regulated with negative feedback loops.
Answer: Carbon Dioxide (CO2)Aerobic organisms (like us!) are organisms that need oxygen. That means they consume oxygen (

)and release carbon dioxide (

).
That
carbon dioxide is the waste product that is taken up by plants during photosynthesis to create more oxygen and sugars (as "food" for the plants). This is seen in the equation for photosynthesis, where the things that are consumed by plants are on the left of the arrow, and the things produced are on the right:
<span>
6CO2 + 6H2O + light energy ==> C6H12O6 + 6O2</span>