If the cell membrane does not function normally it allows abnormal movement of substance in and out of the cell, lets take for example the movement of water of plasma membrane allows water to get in into the cell more than what is needed it might cause the bursting of the cell or if it allows water from the cell to get out and leaves only solute within this will cause shrinking of the cell wherein both conditions are abnormal
Answer:
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Explanation:
Answer:
D.Anterior movement of a part of the body in the transverse plane
Protraction is the anterior movement of a bone in the horizontal plane. Retractionoccurs as a joint moves back into position after protraction. Protraction and retraction can be seen in the movement of the mandible as the jaw is thrust outwards and then back inwards.
