C. according to Earth's existing magnetic field.
Answer:
If the earthworm external stimuli is affected, then the behavior would change because earthworms react negatively to odors.
Osmosis is the movement from high to low concentrations with no energy
Answer:
Diencephalon
Explanation:
Brain stem and cerebrum are connected through diencephalon. It is a part of forebrain and carries sensory information and autonomic functions of the peripheral nervous system are also controlled by it. The brain stem is present beneath the cerebrum and cerebellum lies in front of it. It progresses from above the cerebrum and is connected to the spinal cord below. Medulla oblongata, one and midbrain are part of the brain stem
