Evolution
Evolution is the ________change of a species over time
gradual
On a cladogram, the organism that is on the farthest left....
Has the least amount of traits in common with the other organisms on the cladogram.
What is frequency? (definition)
How often a trait appears in a population
What does the O stand for in "OINK"?
One species or One population
Name that movie quote: "We elves try to stick to the four main food groups: candy, candy canes, candy corns and syrup."
Elf
How long can evolution take? (2 possible answers)
Millions of years, billions of years
You can compare the young stages of an organism to see if they have a common ancestor. What is the "young stage" called of an organism?
Embryo
If a trait helps an organism survive in it's environment, that trait....(2 potential answers)
provides a selective advantage
OR
increases fitness
Through migration and geographic isolation the brown bear became the...
polar bear
These are often made on Christmas eve or 3 Kings day by Mexican families (food).
Tamales
When the function of a trait is the same but the internal structure is very different.
Analogous structures
they are more closely related OR have more traits in common
What is the formula for population frequency?
Part/Whole x 100
or
Individuals with that trait/Total population x 100
Why is a mule not considered its own species?
It is not viable offspring from a horse and donkey.
You can go up to 96 mph on these (Olympic sport).
Luge or Bobsled
When the structure of a trait is very similar even if the function of the trait is different.
Homologous traits
what is the term for a trait that is no longer needed by a population but still may be present?
Vestigial trait
In natural selection, predation is an example of....
selective pressure
Isolation stops what between species?
gene flow OR mating
When is the winter solstice? (Name a date, 2 possible answers)
Dec 21 or 22
If 2 organisms have a similar __________ sequence, it is evidence of sharing a common ancestor. (2 possible answers)
amino acids or DNA
(Besides cladograms), what is another type of diagram that shows the relationships between organisms?
Phylogenetic tree
Natural selection must be monitored over ________generations.
several, many, multiple
What is an example of an abiotic factor that could shape natural selection? (many acceptable answers)
Deforestation, drought, climate change, ground color
Ms. Katzmann has final say for any potential answers
Name a vegetable used in food served on Kwanzaa.
okra, collards, tomatoes, plantains, squash,
sweet potato, corn