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LSU BIOLOGY 1001 FINAL (ROSBY) TEST BANK QUESTIONS WITH ALL CORRECT SOLUTIONS GRADED A+

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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...

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  • October 28, 2024
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  • 2024/2025
  • Exam (elaborations)
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  • lsu biology 1001 final rosby
  • lsu biology 1001 final rosby test bank questions

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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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