Vitamins are ________
A) organic molecules that are required in the diet in very small amounts
B) nutrients that we can synthesize from simpler molecules
C) important supplements for children, but not adults
D) required to synthesize most amino acids
A
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Which of the following comparisons of oviparity and viviparity is incorrect?
A. In viviparity, the mother has a lower metabolic investment in her young than in oviparity. B. Viviparity occurs in most mammals; oviparity occurs in birds. C. In viviparity, fertilized eggs are retained within the mother; in oviparity, the fertilized eggs are released into the environment. D. In viviparity, there is parental care; there is no parental care in oviparity. E. In viviparity, the fertilized egg does not need protection from dessication; in oviparity the fertilized egg often needs protection from dessication.
What is the difference between results obtained from a subset versus results obtained from the whole called?
a. Divergence b. Sampling error c. Hypothesis d. Statistical significance e. Probability
What brain region plays an essential role in the formation of declarative memories?
a. cerebrum b. cerebellum c. hippocampus d. thalamus e. hypothalamus
The honeycomb made by bees is made up primarily of ____.
A. carbohydrates B. nucleotides C. proteins D. lipids E. amino acids