Question 1
Which statement is correct for the essential nutrients:
? All of the choices (A through D) are correct.
_(_())_(_()) must be obtained by the organism as part of its diet.
_(_())_(_()) only consist of inorganic materials that cannot be obtained from other organisms.
_(_())_(_()) must contain both oxygen and sulfur since they are both essential to metabolism.
_(_())_(_()) are able to be made by the organism without the need to consume them as part of the diet.