Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
8 Cards in this Set
- Front
- Back
|
Coevolution
|
two or more species affect each other's evolution
|
|
|
superposition
|
if the strata at a location has not been disturbed, the lowest stratum is the oldest
|
|
|
what are the four parts of natural selection
|
overproduction- more animals are born than the resources can provide for
genetic variation- individuals within a population have different traits struggle to survive- individuals compete with each other differential reproduction- populations being to differ as they adapt to different environments |
|
|
descent with modification
|
every living species in existence descended from reproduction of a preexisting species
|
|
|
vestigial structures
|
structures that serve no function but resemble structures with function able roles in other organisms
|
|
|
convergent evolution
|
different species evolve similar traits
|
|
|
divergent evolution
|
descendants of a single ancestor diversify
|
|
|
adaptive radiation
|
a new population in a new environment will undergo divergent evolution until the population fills many parts of the environment
|
