TGIF!!!!Please do the following:•pick up the handouts from the front table •have out your science notebook

•pick up glue

Photo by TheuerkaufPhoto by P. Kuczynski

Moth Photos by Olaf Leillinger

Mutated gene results in brown

alleleBrown insects are more likely to survive, so the

frequency of this allele increases in the population.

Moth Photos by Olaf Leillinger

Photo by Olaf Leillinger

Photo from Kettlewell, 1959

Moth Photos by Olaf Leillinger

Methicillin-resistant Staphylococcus

aureus

Antibiotic Resistance in Bacteria

Photos courtesy of Rosemary Gillespie, UC Berkeley

While these spiders look very

different, they are all a part of the

same species and can reproduce with

each other.

Two species of squirrel that adapted to different regions.

Photo by Harvey Barrison Photo by Mark Putney Photo by Mark Putney Photo by Michael Dvorak

Photo by Harvey Barrison Photo by Mark Putney Photo by Mark Putney Photo by Michael Dvorak

Photo by Harvey Barrison Photo by Mark Putney Photo by Mark Putney Photo by Michael Dvorak