Question

14.
Matching.

There are two ways that new information might be added to a species genome to create a new species:
(jumping genes in which information is transposed or moved to a different location) and
(chromosome duplicates, quadruples, or multiplies itself many times).
15.
Choose the best answer.

Who was one of the first scientists to classify organisms?

Carl Linnaeus

Charles Darwin

Aristotle

Alfred Wallace
16.
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Looking at cells and DNA similarities is called __________________ and is part of the evidence for evolution.

radioactive dating

molecular studies

phylogeny

comparative anatomy
17.
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Contrasting the body structure of different organisms is called ___________________.

paleoanthropology

comparative anatomy

radioactive dating

molecular studies
18.
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What is a gene pool?

a species' or population's entire group of alleles

a group of organisms that are capable of interbreeding and producing fertile offspring

the changing frequency of an allele occurring in a population over time

the process of forming a new species from an existing species
19.
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The utilization of variation, heritability, and reproductive advantage in driving evolutionary change through generations in living organisms is a definition of:

natural selection

biogenesis

abiogenesis

microevolution
20.
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What is a genus?

a group of closely related species

a system of classification for living organisms that uses two names

the process of forming a new species from an existing species

a branch of biology that deals with classifying and naming organisms
21.
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Fragments of fossils are _____.

trace fossils

leaf imprints

skeletons

insects
22.
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How many species do scientists think are on earth?

5-20 million

10-20 million

15-25 million

15-30 million
23.
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A group of closely related species is a(n) __________.

genus

species

family

order
24.
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A theory characterized by long periods without change, interrupted, or punctuated, by periods of rapid change is _____.

gradualism

punctuated equilibrium

genetic drift

geologic time scale

Answer 1

14. Transposons (jumping genes — transposition) and polyploidy (chromosome duplication/multiplication).

15. Aristotle

16. Molecular studies

17. Comparative anatomy

18. a species' or population's entire group of alleles

19. Natural selection

20. a group of closely related species

21. Skeletons

22. 10–20 million

23. Genus

24. Punctuated equilibrium