8. what occurs when members of one species try to use necessary resources that are in limited supply? a. predator-prey cycles b. predation c. competition d. natural disasters

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

19. a cell is viewed under a microscope and is found to have two nuclear envelopes and spindles that appear to be breaking apart. which phase of mitosis is the cell most likely in? a. metaphase b. prophase c. telophase d. anaphase

_is a product of the first stage of photosynthesis.atpglucosecarbon dioxidewater