Which of following defines what an essential amino acid is? A. An essential amino acid means that the body needs it to perform properly, but non-essential amino acids are not needed to perform properly. B. An essential amino acid is an amino acid that the body can produce its self. C. An essential amino acid is an amino acid that the person can only get from the food he eats. D. All of the above

Want free points + free brainliest? answer this drivers ed question correctly and i got you! a higher grade number for oil means it is a. heavier b. more viscous c. less viscous d. more important

According to binet, mental age relates to chronological age because a. they are the same thing b. mental age involves calculating the chronological age at which a person functions c. chronological age involves calculating how a person is mentally functioning d. they are opposites 38

99 pts which of the following statements refers to the wage-price spiral process? the salary of a worker fluctuates with the amount of sales he or she accomplishes per month. an employee loses his or her job, finds a position at another company, and is underemployed. employees only receive a raise when their purchasing power has been eroded by inflation. a worker receives a raise, which increases costs for the employer.