LS3B - Variation of Traits

Paul Andersen discusses the concept of variation in traits, emphasizing the role of DNA, inheritance, and environmental factors. He explains how variation arises from genetic inheritance, mutations, and environmental influences. The video provides teaching strategies for different educational levels, from elementary to high school, focusing on understanding similarities and differences in traits, the role of meiosis, and the impact of mutations and environment on genetic expression.

How can identical twins exhibit differences despite having the same DNA?

What is the process of meiosis and how does it contribute to genetic variation?

Discuss the concept of epigenetics and how it relates to the environment and genes.