According to the figure, what is a likely day of implantation?
A. Day 7
B. Day 13
C. Day 3
D. Day 21
E. Day 27
Answer: D
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Glucose and fructose
a. form rings with the same number of carbon atoms. b. both have an oxygen atom as part of their ring structure. c. are alike in that both have identical functional groups. d. contain the same number of hydrogen atoms and hydroxyl groups. e. are disaccharides.
Which agency determines whether or not something is safe for the environment?
A) FDA B) USDA C) EPA D) USPTO E) None of these choices
Which membranous organelle, present in both animal and plant cells, is primarily used for storage?
A. the vacuole B. the Golgi apparatus C. the lysosome D. the mitochondrion
Which of the following philosophies can be traced back to the ancient Greek philosopher Plato?
a) collectivism b) socialism c) individualism d) Hedonism