What is flip flopping ?

Regarding flip - flop movement , which one of the following statement is correct?

In cell membrane which molecules show flip flop diffusion

In cell membrane which molecules show flip flop diffusion

In cell membrane which molecules show flip flop diffusion

In cell membrane which molecules show flip flop diffusion

Coin A is flipped 4 xx and coin B is flipped 5 xx.What is the probability that the number of heads obtained from flipping the two coins is the same?

Keeping in view the fluid mosaic model for the stucture of cell membrane, which one of the following statements is correct with respect to the movement of lipids and proteins from one lipid mono layer to the other (described as flip flop movement)

Keeping in view the fluid mosaic model for the stucture of cell membrane, which one of the following statements is correct with respect to the movement of lipids and proteins from one lipid mono layer to the other (described as flip flop movement)

Coin A is flipped 3 xx and coin B is flipped 4 xx.If the number of heads obtained from flipping the 2 fair coins is same then its probability is:

What is the probability of getting at least three heads when flipping four coins?