Over a period of years the average rainfall in an area has decreased causing environmental changes most likely to survive these environment al changes is a population

Which would best keep the oxygen cycle stable? a. cutting down jungles to create farmland b. eliminating parks in large cities c. dumping toxic chemicals into the ocean d. reducing the amount of deforestation d. reducing the amount of deforestation

When plants use sunlight to make food, the energy of sunlight is

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes