Question 8 of 10 According to the law of conservation of energy, which statement must be true? A. There is only one form of energy. O B. Energy that is transformed is neither destroyed nor created. C. Energy can change only from nuclear to chemical. D. The total energy in a system can only increase over time. SUBMIT​

Which statement is the best summary of the model? a-a series of aerobic and anaerobic reactions take place in cells b- the sun's energy moves through trophic levels in a food chain c-light energy is converted into stored chemical energy plants.d- food molecules are broken down in the cells if living things.

This is a biological reaction due to a stimulus. i need this quickly !

Select the correct answer from each drop-down menu the images show fossils of a modern bird and two extinct organisms (a tyrannosaurus rex and an archaeopteryx). based on the structure of the three organisms, it can be concluded that the archaeopteryx and bird have wings, while dinosaurs have limhe se it can be concluded that