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gayaneshka [121]
3 years ago
11

What are the two different groups of diatoms called

Biology
1 answer:
nataly862011 [7]3 years ago
6 0
Diatoms are single celled algae that form a silica based cell wall. They are broken up into two major groups, the centric diatoms and the pennants diatoms, based on the form of their frustule.
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In the gums

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In the given since the lidocaine is used by the dentist therefore the dentist in order to treat some dental problem must inject the lidocaine in the gums where the sensory receptors of the teeth are present.

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