Organisms
Cladograms
Selection
Evolution
100
What is a "species?"
Many answers:
-a type of living thing with certain characteristics
-a type of living thing that can make fertile offspring.
100
What is a cladogram?
Diagram showing how similar/related a pair of organisms.
100
Which type of selection?
Tallest giraffe get enough leaves to eat.
Directional
100
What is evolution?
Theory that all living things are descended from a common ancestor
200
Give two adaptations of a bear.
Answers will vary
200
What is this a picture of?
A cladogram
200
Which kind of selection?
A farmer grows seeds from the tastiest tomatoes.
Artificial or directional
200
Type of evdenceScientists compare the DNA and chemicals in mulitiple organisms for similarities.
Biochemistry
300
What is the format for scientific names?
-First word uppercase
-Second word lowercase
-Italicized or underlined
300
Which organisms are the least related?
Cat and platypus or lion and platypus.
300
The small salmon can sneak around predators, the big salmon can fight off others.
Disruptive
300
Which kind of evidence of evolution?
Fossils are compared to each other and older organisms for similarities and patterns.
Fossil Research
400
What is the scientific name for a gray squirrel?
Sciurus carolinensis
400
Which type of organisms is most similar to lizards?
Birds
400
Which type of selection?
Small foxes can't catch prey, big foxes can't sneak up on prey.
Stabilizing
400
Which type of evidence for evolution?
Scientists compare parts of living things for similarities.
Comparative anatomy
500
Why is it hard to define/identify "species"?
Many answers.
-There is variation in any group
-Hybrids happen
-There are exceptions to any rules we choose
-Overlapping 'species' may reproduce
500
Make a diagram with these organisms:
Bear, House Cat, Shrew, Lion
500
Give one example of selection. What type is it?
Answers will vary
500
What type of evidence: looking at embryonic development for patterns in different species.
Embryology