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AP Bio Study

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Biology [1]
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Biology [2]
RNA [3]
Evolutionary biology [4]
microbiology [5]
Genetics [6]
Protein biosynthesis [7]
Abiogenesis [8]
cell [9]
Prokaryote [10]
Photosynthesis [11]
DNA [12]
Gene [13]

Biology, 7e (Campbell) Chapter 26: The Tree of Life: An Introduction to Biological Diversity Chapter Questions 1) The first genetic material was most likely a(n) A) DNA polymer. B) DNA oligonucleotide. C) RNA polymer. D) protein. E) protein enzyme. Answer: C Topic: Concept 26.1 Skill: Knowledge 2) Which gas was probably least abundant in Earth's early atmosphere? A) O2 B) CO C) CH4 D) H2O E) NH3 Answer: A Topic: Concept 26.1 Skill: Knowledge 3) In their laboratory simulations of the early Earth, Miller and Urey observed the abiotic synthesis of A) amino acids. B) complex organic polymers. C) DNA. D) liposomes. E) nucleoli. Answer: A Topic: Concept 26.1 Skill: Knowledge

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