9. Michael's grandmother is taking part in an experiment to determine how well a new headache medication works. In this experiment, the people in Group
A are taking the new medication. The people in Group B, including Michael's
grandmother, are taking a pill that does not contain the new medication.
In this experiment, what is Group B?
a. Group B is the control group.
b. Group B is the experimental group.
C. Group B is the independent variable.
d. Group B is the dependent variable.

Name the following: (a) category of pathogen that causes diseases, like common cold and mumps. (b) the microorganism that requires a host to produce.

When does the circulatory system work with the respiratory system? a. during blood cell formation b. during cellular respiration c. during intestinal digestion d. during a viral infection

When in solution, a molecule that moves slowly across an artificial membrane moves rapidly across a plasma membrane. this molecule rapidly enters the cell regardless of whether its concentration is higher inside or outside the cell. using this information, which transport mechanism is most likely to be responsible for the movement of the molecule across a plasma membrane? view available hint(s)when in solution, a molecule that moves slowly across an artificial membrane moves rapidly across a plasma membrane. this molecule rapidly enters the cell regardless of whether its concentration is higher inside or outside the cell. using this information, which transport mechanism is most likely to be responsible for the movement of the molecule across a plasma membrane? active transportexocytosis