LSU BIOLOGY 1001 FINAL (ROSBY) TEST BANK QUESTIONS WITH ALL CORRECT SOLUTIONS GRADED A+
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Course
LSU BIOLOGY 1001
Institution
LSU BIOLOGY 1001
LSU BIOLOGY 1001 FINAL (ROSBY) TEST BANK QUESTIONS WITH ALL CORRECT SOLUTIONS GRADED A+
How do scientists use normally harmful viruses to treat diseases such as cystic fibrosis without causing a viral disease? - Answer-They genetically engineer the virus to make it harmless, then insert the gen...
LSU BIOLOGY 1001 FINAL (ROSBY)
TEST BANK QUESTIONS WITH ALL
CORRECT SOLUTIONS GRADED A+
How do scientists use normally harmful viruses to treat diseases such as cystic fibrosis
without causing a viral disease? - Answer-They genetically engineer the virus to make it
harmless, then insert the gene for the treatment of cystic fibrosis into the virus
Evolution - Answer-Change over time in the characteristics of a population
Population - Answer-Consists of all the individuals of one species in a particular area
Aristotle - Answer-Arranged all organisms on a linear scale of increasing complexity
-"Ladder of Nature"
Plato - Answer-Proposed that each object on Earth was merely a temporary reflection of
its divinely inspired "ideal form"
George Louis LeClerc - Answer-Suggested that the original creation provided a
relatively small number of founding species
-Species changed over time through natural processes
Fossils - Answer-Preserved remains or traces of organisms that died long ago
Georges Cuvier - Answer-Proposed the theory of catastrophism
Charles Lyell - Answer-Uniformitarianism
-Earth is ancient
Jean Baptiste Lamarck - Answer-One of the first scientists to propose a mechanism for
evolution
-Inheritance of acquired characteristics
Charles Darwin - Answer-English naturalist who formulated a theory of evolution by
natural selection
Natural selection - Answer-Individuals with advantageous traits survive longest and
leave the most offspring
, Postulate 1 - Answer-Individuals in a population vary
Postulate 2 - Answer-Traits are passed from parent to offspring
Postulate 3 - Answer-Some individuals fail to survive and reproduce
Postulate 4 - Answer-Survival and reproduction are not determined by chance
If a mutation occurs in one member of a population, does that constitute evolution? -
Answer-No, evolution is a product of change in the population, not in the individual
Homologous structures - Answer-Structures that have the same evolutionary origin
despite their current appearance or function
Vestigial structures - Answer-Have no apparent essential function
Homologous structures, such as those of the bird, seal, and human, exhibit __________
evolution, meaning that these animals evolved from a ____________ ancestor. -
Answer--Divergent
-Common
Convergent evolution - Answer-Process in which natural selection causes non-
homologous structures that server similar functions to resemble one another
Analogous structures - Answer-Outwardly similar in appearance, but differ in their
evolutionary origin
-Different in internal anatomy
Artificial selection - Answer-Selective breeding of domestic plants and animals to
produce specific desirable features
Within a population, the different colors and patterns of eyes are ________________ -
Answer-The results of chance mutations
Genome - Answer-Combined DNA in an organism's set of chromosomes
Gene - Answer-Segment of DNA located at a particular place on a chromosome
Gene pool - Answer-A set that contains all the alleles of all the genes in all individuals of
a population
Allele frequency - Answer-The proportion of times a certain allele occurs in a population
relative to the occurrence of all the alleles for that gene
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