GENETIC DRIFT - Founder and Bottleneck Effect
Achievement Standard 2.5
Demonstrate understanding of genetic variation and change
External 4 Credits
Demonstrate understanding involves defining, using annotated diagrams or models to describe, and describing characteristics of, or providing an account of, genetic variation and change and also involves providing reasons as to how or why genetic variation and change occurs.Comprehensive understanding involves linking biological ideas about genetic variation and change. The discussion of ideas may involve justifying, relating, evaluating, comparing and contrasting, or analysing.
Genetic variation and change involves the following concepts:
2. Biological ideas and processes relating to factors affecting allele frequencies in a gene pool are selected from:
CLASS 11 Students: The objective of this page is to help you understand Genetic Drift, Founder Effect and Bottlenecks.The next section will focus on New Zealand Species - Founder Effect, Bottlenecks and Conservation.
FOR STUDENTS: FIND EXAMPLES of Founder effect and Bottleneck effects