EAPS 112 - Chapter 7 (Evolution) Exam Questions & Answers 2023/2024
Darwin's theory of evolution states that only the fittest organisms survive. - ANSWER-False
Evolution can occur via artificial selection. - ANSWER-True
Jean-Baptiste de Lamarck proposed a mechanism for evolution called the...
EAPS 112 - Chapter 7 (Evolution) Exam
Questions & Answers 2023/2024
Darwin's theory of evolution states that only the fittest organisms survive. - ANSWER-False
Evolution can occur via artificial selection. - ANSWER-True
Jean-Baptiste de Lamarck proposed a mechanism for evolution called the inheritance of acquired
characteristics, but ultimately his mechanism was refuted. - ANSWER-True
Alleles are alternate expressions of genes. - ANSWER-True
In the process of natural selection, favorable inheritable variations guarantees survival for an individual
organism. - ANSWER-False
Mutations can be harmful, beneficial, or neutral. - ANSWER-True
Chromosomes, like DNA, are only found in the sex cells of organisms. - ANSWER-False
Humans with normal DNA have 46 chromosomes - ANSWER-True
Macroevolution involves changes within a species. - ANSWER-False
The presence of "missing links" in the fossil records undermines the theory of evolution. - ANSWER-False
Divergent evolution results in descendants that differ markedly from their ancestors. - ANSWER-True
By definition, a species is reproductively isolated from other species. - ANSWER-True
, Evolutionary trends cannot be reversed. - ANSWER-False
In the Linnaean Classification Scheme, a species consists of individuals that can interbreed and produce
fertile offspring - ANSWER-True
Homologous and analogous structures provide biological evidence that supports evolutionary theory. -
ANSWER-True
________ evolution specifically involves the development of similar characteristics in distantly related
organisms. For example insects, birds, and bats are not closely related but all have evolved to have
wings.
a. Convergent
b. allopatric
c. Parallel
d. Punctuated equilibria
e. Divergent - ANSWER-a. Convergent
The theory of evolution as proposed by ________ states ________ .
a. Lamarck; small changes in inheritance are random and insignificant over time
b. Darwin; present day organisms have descended with modifications from ancestors
c. Lysenko; only the fittest survive
d. Darwin; characteristics are acquired via inheritance from parents
e. Lamarck; animal traits are inherited - ANSWER-b. Darwin; present day organisms have descended with
modifications from ancestors
________ , the protein-generating segments of ________ , are the hereditary units of all organisms.
a. Genes; alleles
b. Alleles; genes
c. Genes; chromosomes
d. DNA; alleles
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