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Evolution And Genetics
Test Description: EOG Review Unit 6
Instructions: Answer all questions to get your test result.
1) The traits that help organisms survive in a given environment are called ___________.
A
adaptation
B
genetic variation
C
competition
D
biology
2) A ________ is a change in a gene or a chromosome.
A
adaptation
B
genes
C
natural selection
D
mutation
3) _________ is a process by which organisms that are best suited to a particular environment survive and reproduce.
A
genes
B
natural selection
C
parasitism
D
variation
4) Evolution leads to diversity, or variety, of species.
A
True
B
False
5) ___________ are body parts of different organisms that have a similar structure but not necessarily a similar function.
A
homologous structures
B
genes
C
analogous structures
D
evolution
6) _________ are body parts that have a similar function but not a similar structure.
A
analogous structures
B
homologous structures
C
vestigial structures
7) A ___________ is a body part that does not seem to play a role in the body functions of an organism.
A
homologous structures
B
analogous structures
C
vestigial structures
8) To write the scientific name of an organism you need the genus and species
A
False
B
True
9) At which level of classification are organisms able to breed with one another, producing fertile offspring?
A
genus
B
kingdom
C
speies
D
phylum
10) Which of these is least likely to show commons ancestry?
A
analogous structures
B
DNA
C
vestigial structures
D
homologous structures
*select an answer for all questions
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