What type of energy transformation takes place when carbon is circled during cellular respiration
chemical energy to chemical energy
chemical energy to electrical energy
mechanical energy to chemical energy
mechanical energy to mechanical energy

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above

Using meiosis, the sporophyte produces spores that are .

Which of the following is a limitation of a clinical trial? a.)amount of random assignments b.)hospital cost c.)number of test tubes d.)amount of peer review