Change Over Time

Front

Over time, this results in changes in inherited characteristics of a population. These changes increase a species fitness in its environment

Back

Natural Selection

Front

This is a well-supported testable explanation of phenomena that have occurred in the natural world.

Back

Theory

Front

Darwin visited Argentina and Australia. What type of ecosystem was similar in these two places?

Back

Grassland

Front

Which scientist shaped Darwin's thinking about population growth?

Back

Thomas Malthus

Front

Darwin collected the preserved remains of ancient organisms, called what?

Back

Fossils

Front

Which animal was NOT found in the Galapagos? Options: Land tortoises, Darwin finches, Marine fish, Marine iguanas

Back

Marine fish

Front

Species ____________ over time

Back

Change

Front

Structures that have different mature forms in different organisms, but develop from the same embryonic tissue is what?

Back

Homologous structures

Front

Where some of the individuals are better suited for the environment.

Back

Survival of the fittest

Front

The differences among individuals of a species

Back

Natural variation