What is the most abundant element in the body oxygen, hydrogen, carbon and

Identify the structure in organisms that do not have kidneys that is adapted to regulate water balance

Anonnative species is best described as a species that a. does not normally live in an area b. has no permanent home c. is a poor predator d. increase biodiversity

9. technology can bring both good and bad things. building a vertical farm can increase food supplies in cities (good), but it may cause unemployment in rural areas (bad). give another example of both the good and bad sides of a technological advancement (5 noints)