Cells Were Allowed to Bind to Beads That Had Been

question 32

Multiple Choice

Cells were allowed to bind to beads that had been covered with a coating of fibronectin. When the membrane-bound beads were pulled by an optical tweezer, the resultant mechanical stimulus was transmitted into the cell interior. What response did this cause?

• A)It generated a wave of Src kinase activity.
• B)It caused nuclear shrinkage.
• C)It caused activation of phosphofructokinase.
• D)It caused inhibition of phosphofructokinase.
• E)It inhibited Src kinase activity.