The elements found on Earth have much to do with
A. neutron stars.
B. pulsars.
C. white dwarfs.
D. quasars.
E. supernovae.
Answer: E
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Red light travels the ________ and is therefore bent the ________
A) fastest; least B) slowest; least C) fastest; most D) slowest; most
Pyridoxal phosphate is a metabolically active form of which of the following vitamins?
A) vitamin B6 B) vitamin B12 C) vitamin D D) vitamin E
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Indicate whether the statement is true or false