What is a Bivalents in biology ​

What are the steps of how energy is transformed in plant cells?

In which specialized organ of the plant would these cells most likely be found

The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer