Differentiate between gastrovascular cavity and alimentary canal

Monitor and apply fix up stratorgies

Is a measure of the different types of organisms in a community. question options: tertiary secondary primary none of the above

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