The father of taxonomy who gave us the system of binomial nomenclature
Who is Carlous Linnaeus?
100
A group of organisms of the same species living together in the same geographic region
What is a population?
100
Phenotypic changes at the species level, and higher levels of taxonomy up to a domain
What is Macroevolution?
100
The primitive atmosphere had little
What is free oxygen?
100
The taxa that will be placed in clades in a cladogram form the
What is ingroup?
200
Anatomical structures that are fully developed in one group of organisms but are reduced and have no function in similar groups
What are vestigial structures?
200
An alteration in genetic material
What is a mutation?
200
The form of reproductive isolation that occurs when species do not mate because their period of most active mating differs
What is prezygotic?
200
He provided evidence that organic molecules could be synthesized from the inorganic molecules methane, carbon dioxide, ammonia, hydrogen gas, heat, and energy
Who is Miller?
200
The relatedness of groups of organisms is more accurately determined when _____ is examined.
What is molecular data?
300
Lamarck supported the idea
What is inheritance of acquired characteristics?
300
The loss of genetic diversity caused by a severe reduction in population due to a natural disaster
What is the bottleneck effect?
300
The rejection of finch suitors with the wrong type of beak is a _____ type of isolating mechanism
What is behavioral?
300
The concept that the Earth's crust is divided into a number of fairly rigid plates whose movements account for continental drift
What is plate tectonics?
300
When systematic biologists study mutations in base-pair sequences that accumulate occur over time, they are studying
What is molecular traits?
400
The first to suggest that some species known only from the fossil record had become extinct
Who is Cuvier?
400
Equus, the modern horse, adapted to a grassland habitat with a larger body size than its ancestor, Hyracotherium, which was adapted to forested areas.
What is directional selection?
400
Occurs when a diploid plant produces diploid gametes due to nondisjunction during meiosis.
What is autoploidy?
400
The time period during which life arose and the first cells came into existence
What is Precambrian?
400
The sequencing of _____ suggests that all organisms evolved from a common ancestor along three distinct lineages.
What is rRNA?
500
Lyell's theory that the Earth's geological changes are the result of slow changes that occur at a uniform rate
What is uniformitarianism?
500
A recessive allele that causes polydactylism is found in a usually large percentage of the Amish of Lancaster County, PA
What is the founder effect?
500
Mutations in the _____ lead to the failure of eye development in humans and mice.
What is Pax6 gene?
500
The polymerization of polypeptides may have been facilitated by _____, which attracts small organic molecules and contains iron and zinc