Natural Selection
What major trait differed between the finches on the galapagos islands?
Beak size
What happens during male competition of sexual selection?
Males fight over territory to have access to females
Artificial Selection
When humans select traits in a species they want to be passed down
What is a positively charged subatomic particle called?
Proton
Who holds the world record for the 100m dash?
Usain Bolt
What is it called when a specific trait is changed to best fit an environment
adaptation
True or false: Most mutations are beneficial
False
Natural selection
Nature selecting traits that will help an organism best survive an environmental pressure
6
What are the 2 most popular soft drinks in the United States of America?
Coca-cola
Dr. Pepper
Natural selection takes place over what span of time?
many many generations
Give an example of female choice
many
Species
A group of animals that can mate together and produce offspring
What happens to electrons in an ionic bond?
Electrons are transferred
How many goals did Lionel Messi score in the calendar year of 2012
91 goals
What was Darwin's ship called?
HMS Beagle
What is gene flow?
New alleles being introduced into a population via migration of an organsim
Evolution
The process by which modern organisms have descended from ancient organisms
What is released in an exothermic reaction?
Heat
Michael Jackson
What are the three factors you need for natural selection to occur (name at least 2 of them)
Competition
Overproduction
variation
What is genetic drift
the RANDOM change in frequency of alleles from generation to generation
Fitness
A measure of well an organism will survive and how likely it is to produce offspring
Write the coefficients that would balance this equation:
___ K + ___ B₂O₃-------> ___ K₂O + ___ B
6,1,3,2
How many bones has Mr. Mac broken?
2