Which of the following is not considered a macronutrient?
A. Cobalt (Co)
B. Calcium (Ca)
C. Potassium (K)
D. Carbon (C)
Answer: A
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Your classmate does not have much muscle strength. Her doctor says she has an autoimmune disease, but you didn't quite catch the name the physician gave for the illness. Based on what you have learned, what do you think the diagnosis is?
A) Alzheimer's disease B) schizophrenia C) senility D) myasthenia gravis
Most flowers are pollinated by which method?
a. wind b. birds c. bats d. water e. insects
An organic compound that is composed of a carbon, hydrogen and oxygen in a 1:2:1 ratio is known as a:
a. lipid b. carbohydrate c. salt d. nucleic acid e. protein
A carnivore is usually a(n)
A) secondary producer. B) autotroph. C) primary producer. D) secondary consumer. E) primary consumer.