Study your flashcards anywhere!

Download the official Cram app for free >

  • 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

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/15

Click to flip

15 Cards in this Set

  • Front
  • Back
Creationism
theory that states origin of life and living things are created by higer power/God
Uniformitarianism
theory stated that if a higher power made all life, then that life should not change in appearance.
-All living things remain the same as when creared.

**wrong because strata (layers of rock) changed
Lamarckianism
Named for Jean Baptiste Lamarck. Stated that if an organism needed a certain trait, they get it, and pass it to thje offspring.
**wrong. cannot change information in your DNA
Fitness is a measure of
ability to survive and reproduce
Darwin's book "On the Origin of Species by Means of Natural Selction" was published in
1859
Darwin did not use the term evolution..he used
Descent with Modification
According to Darwin..
-Life descended from a common ancestor
-Diversity of a life is like a tree.
-As organisms move to different environments, they change
-Natural selction allows best adapted to survive and reproduce
Variation arises from 2 sources..
-Mutation
-Sexual Reproduction
Speciation is also called
macroevolution
changes in allele frequencies for a particular in a population is called..
microevolution
Taxonomy
classified according to degree of similarity of structures
vestigial strucutres
organs of structures in a species that are reduced in size/importance
Microevolution
small changes within a species
Macroevolution
major changes like speciation [when one species diverges into two seperate species]
5 Isolating Mechanisms
-Geographic Islolation
-Ecological Isolation
-Temporal Isolation
-Behavioral Isolation
-Mechanical Isolation