A famous experiment that generated organic molecules from a mixture of gases thought to resemble the early Earth's atmosphere was carried out in 1953 by ________
A) Stanley Miller
B) Charles Darwin
C) Thomas Cech
D) J. S. Haldane
E) Aniela Wochner
A
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The most common syndrome resulting from nondisjunction is:
A. Turner syndrome. B. Klinefelter syndrome. C. emphysema. D. Down syndrome. E. None of the answer options is correct; the most common syndrome is not listed.
Biochemical reactions that combine molecules are called ________
a. electron transfer b. cleavages c. condensations d. rearrangements
Discuss the role of protists in both primary and secondary serial endosymbiosis. What will be an ideal response?
How is generalized transduction different from specialized transduction?
a. Generalized transduction is initiated by a lysogenic bacteriophage; specialized transduction is initiated by a lytic phage. b. Only one specific host gene is transferred in both specialized transduction and generalized transduction. c. Specialized transduction uses animal viruses instead of bacteriophage. d. Generalized transduction is initiated during lytic cycle of a virulent bacteriophage; specialized transduction is initiated during the lysogenic cycle of a temperate bacteriophage.