During a sprint, what energy systems fuel muscle cells? A. Lactic Acid fermentation, and ATP-Pc system
b. Aerobic cellular respiration and lactic acid fermentation
c. aerobic cellular respiration

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

What is the process by which biological parents pass traits such as hair type or eye color to their children

Bio molecules are essential to all living things. which biomolecule is “d” from the table