Answer:
The correct answer is D. levator scapulae.
Explanation:
The levator scapulae is the muscle involved in the scapula lifting, as it's located on the sides and back of the neck. As the person's head is protruding forward it's highly possible that the muscle involved is the <em>levator scapulae. </em>
In the experiment, the independent variable is the drug amount. Experiment group is given certain amount of drug, control group is not given the drug. The dependent variable is the body fat. I think you means the control is the living environment including food and water.
Segregate-separate because they sound similar
Hypertonic would be the correct answer, there is more solute making the cell let out more water, shrinking the cell, therefore being hypertonic.
Answer:
mitochondria serve as the power house of a cell.
