Question The cell membrane regulates the movement of molecules in and out of the cell. Which best describes the cellular environment that initiates the passive transport of molecules across a cell membrane?

The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.

Me with these questions if you’re it sure don’t answer

Where does the esophagus lead to in a frog?