Answer:
silica
Explanation:
Diatoms are microscopic organisms. they have shell that is made from organic compounds and silica.Diatoms contain silica in their cell walls. This material is used industrially in the production of toothpastes, silver polishes, and swimming pool filters. Silica is used to remove stains and debris.
Answer:
no lo sé lo siento amigo espero que tengas suerte
Answer:
A) Fats provide 12 kcals of energy per gram.
Amino acids that have the possibility of participating in hydrogen bonds with suitable partners are those that have hydrophilic polar side chains.