Answer: salty and sour
Explanation:
Taste buds consist of the taste receptor cells and they're the nerve endings on the tongue that provide the sense of taste.
Based on the information given, the tastes that activate these receptors are salty and sour. The tastes depolarize the cell receptor directly.
Answer: Option B
Explanation:
Involuntary functions of the body system; processes taking place in the body that is done without conscious efforts such as digestion, bloodflow, the heartbeat are controlled by the autonomic nervous system which is a part of the peripheral nervous system.
Answer:
Ozone layer... pollution
Explanation:
The ozone layer is a layer in the atmosphere which provides a barrier between harmful UV rays and the Earth. However, pollution is quickly depleting the layer which in turn creates a higher risk of skin cancers and other conditions caused by harmful UV rays.
The sentences that make sense are "Volatile liquids are flammable" and "Liquids burn easily."