[GT.03]Which of these best matches a source of information with its most reliable use? O cladogram - date events which occurred in Earth's past
O cladogram → study the evolution of organisms based on adaptations
O fossil records - compare the evolution of completely soft-bodied organisms
fossil records - study the behavior of primitive animals in extreme weather conditions

kkijirikrkrrkkrit

before, trains worked using the steam engine. thus, it uses heat so it is crucial to apply heat balance. the steam engine absorbs energy during the stage of boiling water. so, this is the endothermic reaction. when the steam is used to work the piston, it has to release this energy through running the train. the excess energy is released as an exhaust to the chimney. this is the exothermic process because it releases energy to the surroundings.

d. cellulose and starch