Dna has some stufff more important than what rna has gotten
The answer is B because class of drugs known as expectorants.
Answer:Isotonic: The solutions being compared have equal concentration of solutes. Hypertonic: The solution with the higher concentration of solutes. Hypotonic: The solution with the lower concentration of solutes.
Explanation:
The brain it creates a false sense of well being and energy a person will tend to push their body to the limit than it’s meant to go it can create a physical and mental breakdown after the effects of the drugs wear off it also decreases natural feelings of hunger they can experience extreme weight loss due to this also it disturbs your sleeping patterns so this has a lot to do with the brain because it controls all the things I’ve explained