CourseCourseQuestionQuestionDocumentDocument
IB Biology
A Unity and Diversity
B Form and Function
C Interaction and Interdependence
C1.1 Enzymes and metabolism
C1.2 Cell respiration
C1.3 Photosynthesis
C2.1 Chemical signalling [HL only]
C2.2 Neural signalling
C3.1 Integration of body systems
C3.2 Defence against disease
C4.1 Populations and communities
C4.1.1—Populations
C4.1.2—Population size estimation
C4.1.3—Random quadrat sampling
C4.1.4—Capture-mark-release-recapture
C4.1.5—Carrying capacity
C4.1.6—Negative feedback control
C4.1.7—Population growth curves
C4.1.8—Modelling sigmoid growth
C4.1.9—Competition vs. cooperation
C4.1.10—Community
C4.1.11—Interspecific relationships
C4.1.12—Mutualism as interspecific relationship
C4.1.13—Endemic vs. invasive species
C4.1.14—Tests for interspecific competition
C4.1.15—Chi-squared test
C4.1.16—Predator-prey relationships
C4.1.17—Top-down vs. bottom-up control
C4.1.18—Allelopathy and antibiotics
C4.2 Transfers of energy and matter
D Continuity and Change
IB/Biology/HL//Concept/C Interaction and Interdependence/C4.1 Populations and communities/C4.1.4—Capture-mark-release-recapture

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