The curve on the left shows the height of a rat population in 2007. the curve on the right shows the population in 2010. what type of selective pressure was taking place in this population?

There could be a change in the environment or there could be a change in what they are eating

the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.