<span>Learning to exert conscious voluntary control over automatic body functions such as respiration, heartbeat, and skin temperature is called gate control.
</span><span>The gate control theory explains why thoughts and emotions influence pain perception.
</span>It suggests that the spinal cord contains a neurological 'gate' that controls pain signals to the brain.
Answer:
Potable water can be defined as the water that can used for drinking purpose and it should not harm the body in longer terms.
The potable water is high quality water which lacks pathogen that causes contamination.
It has dissolved minerals, salts, ions, oxygen and some other gases like nitrogen, carbon dioxide in an appropriate amount.
Ribosomes are mainly found in 3 individual places in an eukaryotic cell. These places are the rough endoplasmic reticulum nucleus envelope and floating in the cytosol.
Greenhouse gases are REALLY bad for the environment and one of the major cause of global warming. Greehouse gases can stay lasting in the air for 20 to 200 years.
The number of H+ ions moving down the channel.
So id say the answer is C.