Natural Selection
Which term refers to the process by which individuals that are better suited to the environment survive and reproduce therefore passing down their genes to their offspring?
What is Natural Selection?
Humans have manipulated breeding to create animals with various desired characteristics. This is known as what?
Artificial Selection
Name one evidence of evolution
homologous structures, embryology, fossils, DNA analysis, vestigial structures, or directly through plants
The islands where Charles Darwin explored...
Galapagos
The oldest fossil are found in what rock layers?
What is the bottom layer/deeper layers?
A trait that helps an organism survive in its environment
What is an adaptation?
He is known as the father of evolution and used finches on the Galapagos Islands to develop his theory.
Charles Darwin?
The study of how embryos develop similarly.
What is an embryology?
The process in which a species has changed over time is known as this.
What is evolution?
Snakes with small legs and your tail bone are examples of these
What are vestigial organs?
Selection
Proposed a hypothesis call inheritance of acquired characteristics.
Who is Jean Baptiste Lamarck?
Preserved remains of ancient organisms
What are fossils?
The concept that organisms who are the best suited to their environment will be the most successful and another name for natural selection.
Survival of the Fittest
While studying finches on the Galapagos, Darwin noticed differences in what part of the finches?
Their beak shapes and sizes
An inherited trait that makes an individual different from other members of its species
What is a variation?
Studied geology and realized that geological processes take a long time and, therefore, Earth is much older than originally thought.
Charles Lyell
Organs/ structures that no longer serve a purpose and have disappeared or reduced in size
Vestigial Organs/Structures
A group of organisms that share similar characteristics and can reproduce among themselves is?
What is a species.
If the same antibiotic is used too many times, it can become less effective against a certain type of bacteria. This is known as ...
antibiotic resistance
A bird lays 8 eggs in a nest. One egg never hatches. One chick dies of starvation. One chick gets plucked out of the nest and eaten by a snake.
Overproduction
He said that human populations can increase exponentially and have the ability to overtake the amount of available resources.
Thomas Malthus
Similar structures that evolved from a common ancestor such as bones humans, cats, bats, and whales have in common.
homogolous structures
What would happen if the environment changes drastically and no organisms have fitting adaptations?
They may go extinct
Comparing the amount of radioactive element with the amount of non-radioactive element to estimate how old a fossil is.
What is radiometric dating?