The process in which members of a species become so different that they can no longer interbreed to produce fertile offspring is called ???

Body parts that are similar in structure and order in different organisms, and can indicate two or more species share common ancestors are ???

Changes in inherited characteristics of species over time is called ???

This refers to the genetic differences within species and makes for healthier individuals of that species?

What is the family name of "humans"?

The type of evidence for evolution that scientists of the 1800s did not have was

Offspring that can continue to produce their own offspring are said to be ???

This stated that characteristics gained by an organism throughout its lifetime can be passed on to its offspring.

A change in the DNA code of an organism that produces a trait different from what was expected is called a ???

A method for determining the age of fossils by comparing the amount of radioactive element with the amount of nonradioactive element is called ???

A group of organisms whose members share similar characteristics and can produce offspring that can produce their own offspring is called a ???

Any remains, impressions, or trace of a living thing of a former geologic age is called ???

This person stated that organisms recognized the need for a trait that would adapt them to a changing environment and thus developed that trait during their lives which they passed on to offspring.

This type of rock is often deposited in layers and frequently contains fossils.

The breeding of closely related individuals which tends to increase the number of individuals that are homozygous for a trait and therefore increases the appearance of dangerous traits is called ??

This indicates that gene mutation can result in a new species in a relatively short period of time.

Members of a species separated from each other by mountains or other physical barriers are said to be ???

What theory states that organisms with traits suited to their environment will more likely survive, reproduce and pass on traits to their offspring?

What is an inherited trait that makes an individual different from other members of its species?

This describes evolution as a slow, ongoing process and is called ???

A structure in an organism that has lost all or most of its original function in the course of evolution is called ???

The practice of breeding organisms for desired traits is called ???

Who stated that individuals with adaptive traits have a greater chance than other individuals to survive and pass on those traits to their offspring?

What is the method for determining the age of fossils by looking at the fossil location in a particular layer of rock?

What is the basic unit of heredity?

What is the study of very early life of organisms and their development? It shows similarities among all vertebrate species.

A variation that makes an organism better suited to its environment is called ???

This type of evidence that evolution has occurred is found in the fossil record and is called ???

This archipelago is located about 620 miles off the coast of Ecuador.

The speed of evolution depends on a species' ???

This person observed that the beak shapes of particular organisms were related to their eating habits.