Science--this term refers to an ecological imbalance caused by excess nutrients. select one: a. eutrophication b. nitrification c. decomposition d. photosynthesis

The number of living organisms in a particular area is

An atom of nitrogen had seven protons in its nucleus. how many electrons does it have

In fruit flies, gray bodies (g) are dominant over black bodies (g), and brown pigments (n) are dominant over yellow pigments (n). each individual possesses two alleles for each trait. if a fly that is homozygous dominant for both traits is crossed with a fly that is homozygous recessive for both traits, what is the predicted genotype of the offspring.