Bacterial Structure and Shape Quiz

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18 Questions

Bacteria reproduce by dividing into two equal daughter cells through ______

binary fission

Bacteria are enclosed in cell walls usually composed of substance called ______

peptidoglycan

Bacillus is a bacterial shape that is ______ shaped

rod

Prokaryotic cells are about 10x smaller than ______ cells

eukaryotic

Coccus is a bacterial shape that is ______ or ovoid

spherical

Bacteria like Escherichia coli can grow from just one cell to 1 million cells in less than 7 hours under the right conditions through ______

binary fission

Archaea lack a nucleus and other membrane-bound organelles, making them ___________ organisms

unicellular

Archaea are among the simplest, most primitive forms of life and are considered ___________

prokaryotes

Archaea have cells walls that do not contain ___________

peptidoglycan

Archaea live in extreme conditions, such as extreme halophiles, hyperthermophiles, and ___________

methanogens

Monotrichous bacteria have a ___________ flagellum

single

Peritrichous bacteria have flagella distributed over the ___________ cell

entire

Bacterial Structure – all procaryotes have a nucleoid, ribosomes, and a plasma membrane. Most bacteria also have a cell wall and some are further enveloped by a capsule or slime layer, also known as ______

glycocalyx

Arrangement of cells is a stable, genetically determined trait of a bacterial species. Cocci are spherical organisms that can be round, oval, elongated, or flattened on one side. Streptococci are cocci that remain attached in ______ patterns

chainlike

Bacilli are ______ shaped organisms

rod

Bacilli that are short and stumpy and appear ovoid are referred to as ______

coccobacilli

Spirals have one or more twists and usually occur singly. Spirochetes are helical and flexible, they are a type of ______

spirilla

Monomorphic bacteria are bacteria that maintain a ______ shape

single

Test your knowledge on bacterial structure including nucleoid, ribosomes, plasma membrane, cell wall, capsule, slime layer, and bacterial shapes like Cocci. Learn about the genetic traits determining cell arrangement in bacteria.

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