does any one know where the worksheet for biology additional case study: investigating population desnity LDM 14.1-4 that is chapter 14 population ecology pg 441

What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material

When the cell concentrates potassium within, against the natural tendency of matter, it is performing a.passive diffusion b.facilitated diffusion c.active transport d.pinocytosis

3test questions with answers on incomplete dominance