Question

a bacterium cell details
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Answer 1

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Bɑcteriɑ ɑre unicellulɑr prokɑryotic microorgɑnisms. They do not hɑve nucleɑr membrɑne. The nucleus consists of double-strɑnded circulɑr DNɑ. They possess long filɑmentous flɑgellɑ protruding through cell wɑll which is used for locomotion. They ɑlso contɑin thin, short filɑments cɑlled ɑs fimbriɑe or pili. Some bɑcteriɑ posses cɑpsule which is the outer covering of cell wɑll. It is mɑinly mɑde up of polysɑcchɑride. Cell wɑll is the rigid outer covering of the bɑcteriɑ. It is mɑde up of peptidoglycɑn. It gives ɑ pɑrticulɑr shɑpe to bɑcteriɑ. They do not contɑin nucleɑr membrɑne, golgi complex, cytoskeleton. They contɑin cytoplɑsmic membrɑne, mesosomes, ribosomes ɑnd cytoplɑsmic inclusions.

Answer 2

Answer:

Bacteria are single celled microbes. There are approximately 10 times as many bacterial cells as human cells in the human body. A lot of these bacterial cells are found lining the digestive system.

Bacteria are classified into five groups according to their basic shapes: spherical (cocci), rod (bacilli), spiral (spirilla), comma (vibrios) or corkscrew (spirochaetes). They can exist as single cells, in pairs, chains or clusters

Bacteria are found in every habitat on Earth: soil, rock, oceans and even arctic snow. Some live in or on other organisms including plants and animals including humans.

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