Suppose mendel crossed two pea plants and got both tall and short offspring. what could have been the genotypes of the parent plants? what phenotype could not have been present? be sure to explain why.

Examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. polyploidy is creating new species. the two populations are not interbreeding freely. hybrid offspring of the two populations begin to appear. one species will increase into a population size twice as large as the other species.

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite

In which state was more than 100 billion tons of coal mined in 2005?