Bacteria Cell Structures

A whip-like structure that helps a bacterial cell to move

• Flagellum

• Conjugation

• Endospore

• Pasteurization

What is the job of the cell wall in bacteria?

• To provide protection

• To make protiens

• To hold organelles in place

• To hold water and nutrients

Tags

NGSS.MS-LS1-2

The bacteria seen in the picture is

• bacillus

• coccus

• spirilla

How are bacterial cells different from the cells of eukaryotes?

• The bacteria are prokaryotes, and the genetic material is not contained in the nuclei.

• The bacteria are eukaryotes, and the genetic material is not contained in the nuclei.

• The bacteria are prokaryotes, and the genetic material is contained in the nuclei.

• The bacteria are eukaryotes, and the genetic material is contained in the nuclei.

Match the following terms that relate to bacteria structures

• 1. ribosomes

• 1. Cilia

• Plasmids

• one or more small strands of DNA that separate from the main chromosome.

• capsule

• whiplike tail

• Flagella

• Some bacteria have a slimy coating called a __ (prevents it from dying out)

The bundle of DNA free-floating in a bacterial (prokaryotic) cell is known as:

• nucleoid

• cell tissues

• organelle

• nucleus

Tags

NGSS.MS-LS1-2

Label the parts of the prokaryotic cell.

f

e

d

c

b

a

plasma/cell membrane

flagellum

cell wall

nucleoid (DNA)

ribosomes

cytoplasm

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Strong outer layer that protects the bacterial cell from infection by viruses and attack from immune cells.

• Pili

• Cell wall

• Capsule

• Flagella

Tags

NGSS.MS-LS1-2

What is the blue circle toward the bottom of the prokaryote called?

Prokaryotic cells ​ ​ (a)  

• have a nucleus

• have mitochondia

• have a nucleiod