A student wanted to investigate the effect of varying concentrations of auxin on plant growth. Bean plants were grown in potuing soll in individual pots. Different
amounts of auxin were sprayed daily on plants in different pots. The plants were
grown at room temperature. At the end of one week the plants were examined
As a control the student should have used a pot that
did not contain a plan
was grown ar 37 deseos C
contained a tomato plant
was not sprayed with auxin

Which best compares habitat and niche? o niche is a place in which organisms live, and habitat is the way in which an organism fits into its habitat. o habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat. habitat is a group of organisms that live in an area, and niche is a specific species that lives in that areao niche is a group of organisms that live in an area, and habitat is a specific species that lives in that area.

This class has taught you that the use of science and medicine in practical ways has become an international endeavor. one of the greatest examples of an international science accomplishment is which allows the profiling of human dna, useful not only to science but also medicine. a) forensic science b) the fbi c) the human genome project d) bioterrorism

How does the nervous system affect the excretory system?