Muscle Movement, hope I helped!
First one, stress. Second one, flight or flight response.
Answer:
Amino Acids, Proteins, Living Cells, Tissue, Organs, Organisms
Explanation:
Amino acids make proteins, which make living cells, living cells make tissue, tissues are a part of organs and organisms exist because of organs. Best of luck!
Answer: C. clean with soap and water
Explanation: all the rest are unsanitary
Answer: D
Explanation:
It leads to a healthier heart, coming from the name cardio - respiratory (cardio means heart)
Hope this helps! :)