What technological advancement was nessessary before scientists could begin to observe cells

If a solution is hypotonic, it will cause the cell to swell. a. No, the ions will evenly distribute themselves between the surrounding solution and the inside of the cell. b. Yes, the solution is hypotonic, causing the cell to burst. c.

What might happen to a coral reef organism if it were placed in a kelp forest ecosystem

Which of these is NOT a correct statement about food chains? a. The food-chain concept is an oversimplification of actual organism interactions. b. Food webs show the relationships among multiple food chains. c.

What are two ways groups of protists acquire food

in this lab you will examine what happens to cells when they are placed in solutions with different concentrations of solutes in them.

Nutrients from digested food enter the bloodstream through the process of (1) absorption (3) respiration (2) elimination (4) secretion

What is a similarity in function between the cell membrane and the cell wall?

Which of the following is a part of a water-based carbon cycle? Trees Crab shells Human beings Coal-based power plants

What kind of plant life dominates the coniferous forest biome?

Match the features of the organisms belonging to different kingdoms to their corresponding characteristics.