What structure(s) in the body would the letter b represent when the blood flow leaves the right side of the heart and before entering the left side

According to the loco mass the mass of reactants and products

Invasive species are one of the major threats to biodiversity. these species multiply quickly and compete with native species for food, sunlight, spac and other resources. on the map, determine the area where native species will have limited resources available to them due to invasion threat from invasive species threat very low low medium high very high

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?