Slide 1The Evolution of Populations Slide 2 Variations Genetic Variations Differences in individuals based on DNA or genes For example different hair color through DNA differences…

Slide 1Threats to biodiversity (i) Overexploitation Slide 2 Suggested learning outcomes for content delivered in this sub-section Describe the exploitation and recovery of…

Slide 1Marine Biology Michael Slemp Slide 2 Named “elephant” because the nose of and adult male resembles an elephant’s trunk Found in the North Pacific During breeding…

1. TUESDAYS WITH THE SEALSB Y K AT HRY N ARNOLD PHO TOGRAPHS BY LISA HONDA WILD HOPE 15 Last year The Marine Mammal Center rescued 155 northern elephant seal pups, like Mauricio,…

Slide 1HAPPY WEDNESDAY Explain in 32 words what is happening in this PEDIGREE comparing long-necked giraffes vs short-necked giraffes. Slide 2 Essential Question: How do…

Slide 1Elephant Seals By: Jen Cooley Megan Flox Northern Slide 2 Overview  Species Traits  Breeding Behaviors  Sexual Dimorphism  Underwater Expertise  Foraging…

Slide 1Kelp Forests The underwater rainforests By: Caroline Depuma, Molly Beech, Will Rosati, Katie Dankovic. Slide 2 What are Kelp Forests? They are underwater areas with…

Slide 1 Males and females evolved after sex IsogamyAnisogamy Slide 2 Anisogamy was the result of disruptive selection Slide 3 Further sexual dimorphism Often we see species…

Slide 1 9.1 - Genetic variation & the Founder Effect LO: how bottle necking and the founder effect alter genetic variation. All Most Some What is the founder effect and…

Slide 1 Evolution by genetic drift random fluctuation in allele frequencies allele loss or fixation allele frequency differences between populations Slide 2 Buri’s (1956)…