Sept_6 - Can species adapt to the changes? Statistics...

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Can species adapt to the changes? Statistics invented by evolutionary biologist what is distribution how frequent things are discrete – 2 different only separate continuous – like body height can be bell shapped, don't need to variation of discrete traits pod color, shapes, flower color etc. in peas by mendel continuous variation what is a mean? Measure of a central tendency the average of the population, either positive or negative Variance width of the bell curve specific spread of distribution around the mean zero or positive average of (x-x)^2 no variance = no natural selection of eveolution Correlation measures the association between two variables ranges from -1 to +1 Genetic variation in continuous traits genotype – genetic phenotype – properties how can variation in genes lead to continuation in phenotypes? How many genotypes there are?
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This note was uploaded on 03/29/2012 for the course BIO 349 taught by Professor Wallingford during the Spring '09 term at University of Texas at Austin.

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Sept_6 - Can species adapt to the changes? Statistics...

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