USC Bisc 120 Lab Exam 1
variables of an experiment have to be - Answer- clearly defined and measurable
level of treatment - Answer- value for independent variable
replication - Answer- doing same procedure multiple number of times
if results match prediction - Answer- hypothesis is supp...
Hardy Weinberg equilibrium - Answer- no mutations, no gene flow, no natural
selection, random mating, infinite population
fitness - Answer- the ability of organism to survive, find a mate, and produce
offspring based on its phenotype to pass on genes to next generation
modes of natural selection - Answer- stabilizing, direction, disruptive
ability to taste PTC - Answer- chromosome 7, dominance
speciation - Answer- allopatric or sympatric
phylogenetic classification based on - Answer- comparative anatomy, embryology,
fossil records, DNA and amino acid sequence homologies
molecular clock hypothesis - Answer- DNA sequences mutate at constant rates, can
be used to find when two related species diverged
animal behavior result of - Answer- external, internal, or mixture stimulus
ethology - Answer- study of animal behavior in context of evolution, ecology, social
organization, and animal's sensory abilities
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