Learning Exercise

Sex And The Single Guppy

1) Open the web site: "http://www.pbs.org/wgbh/evolution/sex/guppy/index.html".

2) Complete all steps in the web activity, taking notes of all facts in your lab notebook

3) Answer the questions on the handout given you in class on the evolution of sex
Course: Biology (High School)

This site, part of a larger effort in support of PBS's Evolution series which first aired in 2001, contains many... see more



Understanding the process of meiosis (sex) and the theory of evolution by natural selection


Evolution: adaptation, coloration, evolution of sex, costs/benefits of sex, reproductive strategies, sexual dimorphism

Type of Task

Learning Objectives

Students will be able to explain how natural selection can favor either sexual or asexuals, and why the fact of sex leads to striking differences in morphology and behavior