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.
The autonomic nervous system releases chemical messengers to influence its target organs
(A) the Gluteus maximus inserts
Answer:
The answer is "species richness."
Explanation:
It is a term that relates to the amount of species in a environment, and also has to do with measuring the diversity of a species in a community.