Mechanics of Natural Selection
The process by which a species becomes more adapted to its environment over time
Natural Selection
A feature or characteristic of an organism
Trait
When we looked at what hair color and other characteristics students in our class had, we were examining differences in ___________
Traits
How many legs does a Cockroach have?
Six
In order for Natural Selection to work, there must be a variety of these within a population
Trait
A group of organisms of a particular species
Population
In the Galapagos Finch activity, what did the different tools (Forks, Spoons, Chopsticks) represent?
Different types of beaks
What is the horn of a Rhinoceros made of?
Hair
If a trait can be passed down from parent to child, it is ____________.
Heritable
A change in an individual's DNA
Mutation
In the Rock Pocket Mouse activity, which trait affected an individual's Genetic Fitness in a given environment?
Fur Color
What is the largest animal on Earth?
Blue Whale
What is the ONLY way a new trait can be created within a species?
Mutation
A measure of an individual's ability to survive and reproduce
Genetic Fitness
Charles Darwin
What is the tallest animal in the world?
Giraffe
When an environmental factor is causing a population to change over time, that factor is called a ________ ______ (Hint: two words)
Selection Pressure
A trait that is both heritable and advantageous
Adaptation
What is the biggest risk of not finishing a course of Antibiotics?
Antibiotic Resistance
What is the only mammal that is able to fly?
Bat
Whether or not a trait (or mutation) is advantageous for an organism depends on that organism's ____________
Environment