Though natural selection acts on individuals, the effects of chance mean that fitness can only really be defined on average for the individuals within a population. The fitness of a particular genotype corresponds to the average effect on all individuals with that genotype.
1.293 CAD/1 USD for Oct 16 2015. Add to Watchlists. US Dollar to Canadian Dollar Exchange Rate is at a current level of 1.293, up from 1.290 the previous market day and up from 1.126 one year ago. This is a change of 0.24% from the previous market day and 14.80% from one year ago. 1  Category: Foreign Exchange. 2  Region: N/A. 3  Report: H.10 Foreign Exchange Rates.
Canadian Dollar - US Dollar ( CAD - USD) Currency convertor. Today's (Friday, April 21, 2017) Canadian Dollar to US Dollar exchange rate. Get information on Canadian Dollar Conversion Rates and Canadian Dollar to US Dollar exchange value. Find out the value of CAD in USD. You can also use this currency converter to determine the exchange rate of Canadian Dollar against major currencies including US Dollar, Pound Sterling, Euro, Rupee and currencies of Gulf countries etc.