<span>All living organisms are divided in into prokaryotic (lacking a nucleus) and Eukaryotic cells - with a nucleus. Viruses form an exception because they are not exactly "living organisms" - they cannot live outside of their hosts (they have to live in another cell, so they are not a cell by themselves) - the answer is that they cannot live by themselves, only withing other cells (prokaryotic or eukaryotic) </span>
Answer:
D to produce energy-carrier molecules
Explanation:
The main function of the Krebs cycle is to produce electron carriers that can be used in the last step of cellular respiration.
Answer:
Transport proteins act as doors to the cell, helping certain molecules pass back and forth across the plasma membrane, which surrounds every living cell. In passive transport molecules move from an area of high concentration to an area of low concentration.
Explanation:
Answer:
The heat caused the water to evaporate. In the Ice Tea debate the tea is changed from a liquid to a solid. This shows that the matter which is the tea is conserved but it is just in a different form of state. In the salty soup scenario, the water is turned into vapor.