Hailey did 10 sets of sprints. When she relaxed afterward, her muscles started to feel sore. Which of the following best explains what was built up in her muscles? O energy from cellular respiration
Olactic acid from anaerobic respiration Oalcohol from fermentation
O carbon dioxide from cellular respiration

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a

Match the correct terms to their descriptions a system in which only energy but not matter is exchanged frozen water in snow part of geosphere that includes only soil a thin layer between the troposphere and the stratosphere cryosphere tropopause closed system pedosphere

Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow