A. a covering called a membrane that surrounds the cell and controls what information and materials enter and leave it. B. an internal fluid that gives shape to the cell and supports the other things within it. C. a central zone or nucleus that contains the cell's genes. D. All of the above.

Question is incomplete. Complete question is as follows:

All cells have

A. a covering called a plasma membrane that surrounds the cell and controls what information and materials enter and leave it.

B. An internal fluid that gives shape to the cell and supports the other things within it .

C. A central zone or nucleus that contains the cell's genes.

D. All of the above

D. All of the above

Explanation:

"griffith's experiment discovering the "transforming principle" in pneumococcus bacteria. griffith's experiment, reported in 1928 by frederick griffith, was the first experiment suggesting that bacteria are capable of transferring genetic information through a process known as transformation." - griffith's experiment.

after a the power stroke, adp is released, but the cross-bridge formed is still in place. atp then binds to myosin, moving the myosin to its high-energy state, releasing the myosin head from the actin active site.