Question

what are bacteria? ​

Answer 1

HOLA MATE,

Bacteria have not been characterised, and only about half of the bacterial phyla have species that can be grown in the laboratory. The study of bacteria is known as bacteriology, a branch of microbiology.

Answer 2

$\huge\mathfrak{Answer}$...✌✌

Bacteria are single-celled (unicellular) organisms. There are three main types of bacteria :- rod shaped , spherical shaped and spiral shaped.