Answer:
e) high-income people tend to be heavier than low-income people.
Explanation:
Correlation is a statistical relationship that shows whether casual or not, how strongly pairs of random variables are related.
If the correlation between body weight and annual income were high and positive, it then means that high-income people tend to be heavier than low-income people.
Why are many bacterial infections more difficult to treat now than they were fifty years ago?
B)
Because bacteria have evolved resistance to antibiotics.
Answer: Hormones are controlled by a feedback loop; information about a system is sent back to the controller of the system to improve its function.
Explanation:
Hormones are controlled by a process known as the Negative Feedback Mechanism. This means that when hormone levels get to a particular level, a signal is sent back to the controller of the system to stop it from producing further.
For example, when blood sugar levels are high, the Pancreas will release Insulin. As the insulin works and reduces the blood sugar level this will signal the Pancreas to stop producing further.
The answer if false. While first hand smoke is obviously more direct, the side effects of it are still just as effective with second hand smoke.
I believe it wud b a dressing that allows less oxygen to pass through.