B.
Explanation: common sense
Answer:
essential
Explanation: Amino acids are organic compounds composed of nitrogen, carbon, hydrogen and oxygen, along with a variable side chain group. Your body needs 20 different amino acids to grow and function properly. Though all 20 of these are important for your health, only nine amino acids are classified as essential
Answer:
nothing
Explanation:
you want a good time to test your day
Considering the total body, there are six types of fitness:aerobic capacity, body structure, body composition, balance, muscular flexibility and strength. for the follow up question the answers are: muscular strength, muscular endurance, flexibility, and body composition. I really hope this helps greatly.
Oxygenated (arterial) blood is bright red, while dexoygenated (venous) blood is dark reddish-purple. The difference is color results from the electronic state of the iron ion (ferrous vs ferric), which in turn influences the π → π* and n → π* electronic transitions of porphyrin and hence its optical characteristics.