What is the main difference between combustion and respiration? A. respiration occurs at high temperatures without enzymes to release energy

B. respiration uses enzymes at normal body temperature to release energy

C. combustion uses enzymes at normal body temperature to release energy

D. respiration does not use a catalyst but combustion does use a catalyst

What happens when a magniseum ion ia atracked to a chlrene ion

Read the following scenario to answer the following question. in some zoos, rare crosses between a male lion and a female tiger have produced hybrid offspring called "ligers." male ligers are sterile but some female ligers are fertile. in the wild, lion and tiger ranges do not naturally overlap, making such a cross unlikely. furthermore, the solitary behavior of tigers and the social organizations of lions create behavioral differences. applying the biological species concept, the sterility of ligers reveals that a. lions are probably a subspecies of tigers b. tigers and lions are the same species c. a new species called "ligers" is forming d. tigers and lions are separate species

Mike has a problem with his testosterone. he is unable to produce enough. which will most likely be affected by his inability to produce testosterone? check all that apply.