Gametes that are motile are often called sperm.
Answer: Somatosensory cortex.
Explanation: The somatosensory cortex receives all sensory input from the body. The somatosensory system is a part of the <u>sensory nervous system</u>. These sensory receptor cells are activated by different stimuli such as heat and nociception, giving a functional name to the responding <u>sensory neuron</u>, such as a thermoreceptor which carries information about temperature changes.
I'd say your answer is,
C. the attraction and bonding of ions with equal opposite charges.
a neurosecretory cell in the hypothalamus.
