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Principles of Life
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Study Pack
Set 1: Introduction
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Set 2: The Chemistry and Energy of Life
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Set 3: Nucleic Acids, Proteins, and Enzymes
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Set 4: Cells: the Working Units of Life
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Set 5: Cell Membranes and Signaling
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Set 6: Pathways That Harvest and Store Chemical Energy
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Set 7: The Cell Cycle and Cell Division
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Set 8: Inheritance, Genes, and Chromosomes
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Set 9: DNA and Its Role in Heredity
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Set 10: From Dna to Protein: Gene Expression
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Set 11: Regulation of Gene Expression
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Set 12: Genomes
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Set 13: Biotechnology
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Set 14: Genes, Development, and Evolution
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Set 15: Processes of Evolution
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Set 16: Reconstructing and Using Phylogenies
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Set 17: Speciation
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Set 18: The History of Life on Earth
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Set 19: Bacteria, Archaea, and Viruses
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Set 20: The Origin and Diversification of Eukaryotes
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Set 21: The Evolution of Plants
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Set 22: The Evolution and Diversity of Fungi
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Set 23: Animal Origins and Diversity
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Set 24: The Plant Body
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Set 25: Plant Nutrition and Transport
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Set 26: Plant Growth and Development
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Set 27: Reproduction of Flowering Plants
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Set 28: Plants in the Environment
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Set 29: Fundamentals of Animal Function
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Set 30: Nutrition and Digestion
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Set 31: Breathing
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Set 32: Circulation
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Set 33: Muscle and Movement
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Set 34: Neurons, Sense Organs, and Nervous Systems
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Set 35: Nervous and Endocrine Control
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Set 36: Water and Salts: Excretion
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Set 37: Animal Reproduction
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Set 38: Animal Development
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Set 39: Immunology: Animal Defense Systems
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Set 40: Animal Behavior
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Set 41: The Distribution of Earths Ecological Systems
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Set 42: Populations
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Set 43: Ecological and Evolutionary Consequences of Interactions Within and Among Species
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Set 44: Ecological Communities
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Set 45: The Global Ecosystem
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Set 3 Nucleic Acids Proteins And Enzymes
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Set 3 Nucleic Acids Proteins And Enzymes
Question 1
(Multiple Choice)
Free
According to the principle of complementary base pairing,purines always pair with
A) deoxyribose sugars.
B) uracil.
C) pyrimidines.
D) adenine.
E) guanine.
Answer
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Question 2
(Multiple Choice)
Free
The 5'-carbon of deoxyribose in DNA is attached to
A) adenine.
B) a phosphate group.
C) guanine.
D) a pyrimidine.
E) hydrogen.
Answer
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Question 3
(Multiple Choice)
Free
The phenomenon of complementary base pairing is based on
A) the alternation of sugar-phosphate groups.
B) the relative sizes of purines and pyrimidines.
C) evolutionary relationships.
D) the differences found in RNA and DNA.
E) All of the above
Answer
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