Natural Selection
Case Studies
Vocabulary
More Natural Selection
Wild Card
100
True or false- changes to the environment cause organisms to mutate their DNA, in order to adapt
False
100
This trait changed in Peppered Moths
The color of their wings
100
This word means something made or caused by nature
Natural
100
Yellow beetle and green beetles live in the rainforest canopy. You would expect:
What is the green population will increase and the yellow will decrease?
100
What is the vocabulary for "survival of the fittest"?
What is Natural Selection?
200
(Fill in the blanks): "In natural selection, organisms that are well-adapted to the environment ____, and creatures that are not well-adapted _____."
live, die
200
Darwin's Finches have different beaks on different islands because...?
Different types of food are available for them to eat.
200
What is a change in a gene that results in a new trait?
What is a mutation?
200
Does natural selection typically take a long time or a short time?
Loooooooooooooooooooooooooooooooooooooong time?
200
What is the environment of a population of bacteria, when they are making someone sick?
The human body
300
Changes to this can result in organisms adapting in new ways.
The environment
300
(Fill in the blanks) "Giraffes with short necks _____, while giraffes with long necks ____ and _____, passing on the long-neck trait."
died, lived, reproduced
300
This word describes a trait that helps an organism to survive in its environment
Adaptation
300
Can an organism "CHOOSE" to evolve and change?
No, organisms CANNOT CHOOSE to change their genes or traits!
300
What human body system includes the lungs?
Respiratory System
400
This genetic process creates variation within a species
Mutation
400
What environmental pressure (not change!) caused Rock Pocket Mice to change their fur color?
Predators (owls eating them).
400
This word describes differences between organisms of the same species
Variation
400
What would happen if the environment changes drastically and no organisms have fitting adaptations?
What is a species could go extinct?
400
What large molecules does DNA instruct the body to create?
Proteins
500
Who authored the book On the Origin of Species by Means of Natural Selection?
Who is Charles Darwin?
500
How have bacteria changed over time?
Increased resistance to antibiotics
500
This word describes something in an organism's environment that can kill it, or prevent it from reproducing
Pressure
500
A TRAIT that helps an organism to survive and reproduce in its environment
What is Adaptation?
500
This organelle allows good things to enter the cell, and keeps out bad things
Cell Membrane