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KU Bio 152 Exam 1|38 questions and Answers
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KU Bio 152 Exam 1|38 questions andAnswers
synapomorphies - -Traits that are shared by more than one member of a
group because of common ancestry are known as:
- Phylogenetic tree - -physical representations of hypotheses—those that
seek to establish the evolutionary relationships between different organisms.
- organelle - -specialized structures living in a cell
- horizontal gene transfer - -the transfer of genetic material between
organisms that are not parent and offspring
- conjugation - -direct cell to cell transfer of DNA
- Transformation - -DNA is released into the environment by cell breakdown
and can be taken up by other cells
- Transduction - -horizontal gene transfer by means of viruses
- photoheterotroph - -organisms that gain energy from light but obtain
carbon from preformed organic molecules
- chemoautotroph - -organisms that gain energy and carbon from organic
molecules taken from the environment
- Evolution - -change in the genetic makeup of a population over time
- Advantageous mutation - -improve their carriers; chances of survival or
reproduction
- gene pool - -all the alleles present in all individuals in the species
- population - -interbreeding groups of organisms of the same species living
in the same geographical area
- Molecular clock - -correlation between the time two species have been
evolutionary separated and the amount of genetic divergence between them
- Genetic Drift - -a change in the frequency of an allele due to the random
effects of limited population size
- gene flow - -the movement of alleles from one population to another
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