It’s c, if not I’m sorry and gl
The correct answer is a - silicon dioxide.
Diatoms are single celled algae. They have a silica - based cell wall called a frustule, which gives each diatom a particular shape.
Diatoms exist as separate single cells although some may be found in groups or colonies. The ones found in colonies create very pretty forms: leaf shaped, oval , star and even like a period.
Outer shells of diatoms are quite valuable. They are used in industry in the manufacture of toothpaste to give it grit.
Answer:
The two layers of glass provides protection from the heat of the lamp, and the water level moves down rapidly as the gas is collected.
This is the Answer for your question :3
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Answer:the tails are hydrophobic because of this they face inside away from the water and meet in the inner region of the membrane
Explanation:
Answer:
If they follow Mrs.Gren
Explanation :Mrs.Gren which stands for Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion and Nutrition. If it doesn't have these characteristics then its non- living.
