For diffusion to occur, which condition must be met?

The galapagos island contain 13 species of finches four of the species are seen here it is believed that all of the species had one common ancestor and overtime

Is a measure of the different types of organisms in a community. question options: tertiary secondary primary none of the above

In sheep, the allele for belly fur (a) is dominant to the allele for no belly fur (a). a mother with the genotype aa and a father with the genotype aa produce an offspring.