Answer the following questions: what do you observe after twenty-four hours? what two molecules (molecular species) are involved in this experiment? in which region was the concentration of water greater—inside or outside the thistle tube—when you first set up the experiment? explain. based on what you have learned about membranes and osmosis, how could you explain the results of this experiment?

How many cells are our body made of ? ♡

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.

As scientists have investigated evolution from a variety of fields, they have found that some of darwin's orginal ideas were inaccurate or incomplete. t explanation provided by evolution was updated each time to reflect the new information they found. what does this suggest about the theory of evolution? it has become a stronger and clearer theory as new information is collected.