Answer:
D. A signal is sent down an exon within a nerve cell
Explanation:
Answer:Тhey help to break down food so that we can absorb the nutrients within. As specialists in their fields, each one has a specific role to play in stain removal. Lipases are responsible for breaking down oils and fats whereas proteases break down protein and starch, such as blood and gravy.
It would be virus. I’m sure. The rest can’t do harm. “If you are pregnant, it's important to take precautions against viral infections. A viral infection is a contagious illness. Most viruses will not hurt your baby. However, some viruses can cause miscarriage or birth defects in your baby.”
The nurse should assure the patient that black tongue is an expected side effect of taking that particular drug. The active ingredient in the drug contain bismuth. The tongue and the alimentary canal of humans contain trace amount of sulphur, when bismuth comes in contact with this sulphur, bismuth-sulphide will be formed. Bismuth-sulphide is an harmless by product, thus, the tongue discoloration observed in the patient is harmless.<span />