Hello
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The answer is A. Nitrous oxide.(laughing gas)
Hope this helps
Game such as frogs are useful for prey. The bigger animals such as let's say foxes will at them- and so the food chain goes on.
Some people base what they eat on how it tastes. Many people believe that if it tastes good why not? And also because many people are uneducated when it comes to food and health.
Milk is generally slightly more acidic (pH 7.2) than the mother's plasma (pH 7.4) so it attracts weak organic bases such as oxycodone and codeine. Such drugs become ionised and 'trapped' in the milk.
