The answer is C because transportation regulation is going to prevent overcrowding and therefore help with good hygiene. this prevents the spread of germs.
Answer:
Increase
Explanation:
Vasopressin is ADH. ADH is secreted by the hypothalamus and regulates the body's osmolarity. Since Giardia causes a loss of sodium ions, the body's osmolarity is affected. To counteract this and maintain homeostasis, more vasopressin is secreted, thus telling the body to absorb more ions back in the kidneys.
Answer: Manipulation of the Independent Variable
Again, to manipulate an independent variable means to change its level systematically so that different groups of participants are exposed to different levels of that variable, or the same group of participants is exposed to different levels at different times.
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