In living organisms, energy is transferred from organic molecules like carbohydrates, fats and proteins. Do the organisms use all the potential energy (energy from bonds within the food) they consume? Explain your answer!

How do diseases caused by bacteria and diseases caused by viruses react to antibiotics?

Transmission electron microscope are best for viewing a) microorganisms in pond water b) internal organs of a mouse c)internal structures of a cell d) surface features of a specimen

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.