Answer:
Oxygen
Explanation:
All cells need oxygen in order to operate properly. If Her respitory system isnt working correctly, her cells will start to not work which can lead to multiple issues such as shortness of breath, fatigue, muscle fatigue, brain fog, etc in short term. Long term/ more serious issues could be a collapsed lung, confusion, fainting, kindey failure, sever muscle weakness, etc.
Explanation:
Limitations of Correlations
Correlation is not and cannot be taken to imply causation. Even if there is a very strong association between two variables we cannot assume that one causes the other. For example suppose we found a positive correlation between watching violence on T.V. and violent behavior in adolescence.
An important limitation of correlational research designs is that they cannot be used to draw conclusions about the causal relationships among the measured variables. Consider, for instance, a researcher who has hypothesized that viewing violent behavior will cause increased aggressive play in children
10 years ago, when recommended that no more than 10 percent of daily calories come from sugar. Sugar intake directly leads to obesity and tooth decay.
Answer:
The curves help the spine absorb stress from body movement and gravity. When viewed from the back, the spine should run straight down the middle of the back.
Explanation: