Answer:
High blood pressure forces your heart to work harder to pump blood to the rest of your body. This causes part of your heart (left ventricle) to thicken. A thickened left ventricle increases your risk of heart attack, heart failure and sudden cardiac death. Heart failure.
Answer:
B. The findings are not meaningful or valid because of the way she designed her study.
Explanation:
In a scientific experiment, a control group is a group of individuals/subjects that do not receive the experimental treatment. The control group is used to determine how much of an impact a treatment (in this case, cadmium intake) has on the variables being examined in the participants who are subjected to the experimental treatment. In any experiment, it is imperative to include a control group in order to validate experimental results. In this case, it is not possible to confirm that the loss of weight and abnormal hormone levels are due to cadmium uptake because only a control group would elucidate the contribution of cadmium intake on the variables being tested.
Answer:
Because of a spinal reflex
Explanation:
Phototropism is a reaction to light but it only occurs in plants.
Answer:
4 weeks
Explanation:
It takes about 4 weeks for you to start feeling the changes
It also takes 8 weeks for friends to notice the changes
Finally, It takes about 12-15 weeks for the world to notice the huge changes
