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Course
Introductory Biology
Study Pack
Biology The Unity Diversity
Course
Introductory Biology
Study Pack
Set 1: Invitation to Biology
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Set 2: Life's Chemical Bases
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Set 3: Molecules of Life
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Set 4: Cell Structure
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Set 5: Ground Rules of Metabolism
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Set 6: Where it Starts—Photosynthesis
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Set 7: How Cells Release Chemical Energy
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Set 8: DNA Structure and Function
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Set 9: From DNA to Protein
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Set 10: Control of Gene Expression
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Set 11: How Cells Reproduce
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Set 12: Meiosis and Sexual Reproduction
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Set 13: Observing Patterns in Inherited Traits
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Set 14: Chromosomes and Human Inheritance
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Set 15: Studying and Manipulating Genomes
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Set 16: Evidence of Evolution
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Set 17: Processes of Evolution
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Set 18: Organizing Information about Species
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Set 19: Life's Origin and Early Evolution
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Set 20: Viruses, Bacteria, and Archaea
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Set 21: Protists: The Simplest Eukaryotes
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Set 22: The Land Plants
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Set 23: Fungi
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Set 24: Animal Evolution: The Invertebrates
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Set 25: Animal Evolution: The Chordates
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Set 26: Human Evolution
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Set 27: Plant Tissues
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Set 28: Plant Nutrition and Transport
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Set 29: Life Cycles of Flowering Plants
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Set 30: Communication Strategies in Plants
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Set 31: Animal Tissues and Organ Systems
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Set 32: Neural Control
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Set 33: Sensory Perception
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Set 34: Endocrine Control
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Set 35: Structural Support and Movement
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Set 36: Circulation
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Set 37: Immunity
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Set 38: Respiration
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Set 39: Digestion and Nutrition
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Set 40: Maintaining the Internal Environment
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Set 41: Animal Reproductive System
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Set 42: Animal Development
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Set 43: Animal Behavior
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Set 44: Population Ecology
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Set 45: Community Ecology
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Set 46: Ecosystems
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Set 47: The Biosphere
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Set 48: Human Impacts on the Biosphere
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Set 28 Plant Nutrition And Transport
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Set 28 Plant Nutrition And Transport
Question 1
(Multiple Choice)
Free
Figure 28.2
- Refers to the accompanying figure illustrating soil horizons.Which soil horizon is composed of organic litter?
A) O Horizon
B) A Horizon
C) B Horizon
D) C Horizon
E) Bedrock
Answer
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Question 2
(Multiple Choice)
Free
Filaments of a fungus that form a velvety cloak around roots or penetrate their cells aiding in the mutualistic relationship between the plant and fungus are called ____.
A) hyphae
B) mycorrhizae
C) root nodules
D) root hairs
E) Rhizobium
Answer
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Question 3
(Multiple Choice)
Free
In leaves,excess sugar molecules may enter companion cells of phloem through ________.
A) vessel elements
B) active transport proteins
C) sieve tubes
D) perforation plates
E) pits
Answer
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