Astudent sets up an experiment with two groups of bacteria. one group is exposed to the normal amount of mercury found in the environment. the other group gets a larger dose. which term describes the normally treated group?

The unique structure of the neuron is dedicated to the efficient and rapid transmission of neural signals. the relationship between neurons, the spinal cord, and the brain constitutes an elaborate communication system throughout the human body. all but one of the functions listed below are a result of this interaction.

Which spheres are involved when sedimentary rocks formed from parts of seashells at the bottom of the ocean? a.) biosphere, atmosphere, geosphereb.) geosphere, hydrosphere, biosphere c.) geosphere, exosphere, hydrosphered.) hydrosphere, biosphere, atmosphere

Label all the places where dna is located in the plant cell and in the animal cell. dna