• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/18

Click to flip

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;

18 Cards in this Set

  • Front
  • Back
Evolution
The process of biological change by which descendants come to differ from their ancestors
Species
Is a group of organisms so similar to one another that they can reproduce and have fertile offspring
Fossils
Are traces of organisms that existed in the past
Catastrophism
States that natural disasters have happened often during earth's long history
Gradualism
Slow changes over a long period of time
Uniformitarianism
The geologic processes that shape earth are uniform through time
Variation
Is the difference in the physical traits of an individual from those individuals in the group to which it belongs
Adaptation
A feature that allows an organism to better survive in its environment
Artificial selection
humans change a species by breeding it for certain traits.
Heritability
the ability of a trait to be passed down from one generation to the next
Natural selection
is a mechanism by which individuals that have inherited beneficial adaptations produce more offspring on average than do other individuals
Population
all the individuals of a species that live in an area
Fitness
a measure of the ability to survive and produce more offspring relative to other members of the population in a given environment
Biogeography
the study of the distribution of organisms around the world.
Homologous structure
features that are similar in structure but appear in different organisms and have different functions
analogous structures
structures that preform a similar function
Vestigial structures
are remnants of organs or structures that had a function in an early ancestor.
Paleontology
the study of fossils or extinct organisms