A wrestler, through working out, strengthened his arm muscles, therefore, his sons will have well developed arm muscles as well. Whose theory is this?
Who is Lamarck?
100
Evolution requires changes in allele frequencies in _______________ generations.
What is successive?
100
This often follows a catastrophic event.
What is mass extinction?
100
This tool can be used to discover how organisms are related to each other.
What is cladogram?
100
This form of dating uses the carbon 14 isotope.
What is radioactive dating?
200
Darwin observed the evolution of beak sizes in Galapagos finches. This change was because of what?
What is how they use their beaks?
200
Biological evolution is a change in this frequency.
What is allele?
200
Volcanic eruptions and meteors striking the earth are natural causes of this.
What is extinction?
200
Embryonic similarities often suggest this.
What is common ancestor?
200
This kind of dating requires observing the location where the fossil was found.
What is relative dating?
300
According to Darwin, evolution occurs by
What is natural selection?
300
A strain of bacteria has been effectively treated with penicillin for many years. Lately, the drug has not been able to destroy it. What explains this change?
What is antibiotic resistance?
300
After every major extinction this happens.
What is new species are able to reproduce and populate the world.
300
Evidence of species change in successive rock layers would be this type of evolutionary evidence.
What is fossil?
300
This type of dating is used to compare fossil layers to an index fossil to estimate a time period.
What is relative dating?
400
Survival of the fittest is another way of describing this.
What is natural selection?
400
IF a species of plant lives in an environment that has always had an abundance of rainfall but now has less rainfall every year, what would be a beneficial variation in that plant population?
What is longer roots?
400
The horse has changed over time. Horse ancestors had much smaller bodies and shorter legs than modern horses. What evolutionary evidence likely indicated this?
What are fossils?
400
Homologous structures can result from a change in allele frequency. These structures probably continued for this reason.
What is a benefit in a particular environment?
400
Fossils scientists use to approximate the age of a discovery are known as this.
What are index fossils?
500
Asexual reproduction with few mutations would most likely indicate the __________ potential for evolutionary change in a population.
What is lowest?
500
Process of forming new species is called this ...
What is speciation?
500
Characteristics used in cladograms are called this:
What are derived characteristics?
500
Forelimbs of humans, cats, whales are bats are _________ structures.