Bacteria

Prokaryotes are unlike all other organisms in that their cells 

• do not have a nucleus
• have organelles
• have cell walls

All bacteria are harmful to humans

• True
• False

Bacteria are unicellular

• True
• False

Tags

NGSS.MS-LS1-1

Archaebacteria live in extreme environments

• True
• False

Bacteria help you digest food.

• True
• False

Bacteria are

• prokaryotes
• eukaryotes

Prokaryotes ___________ in that their cells.

• lack nucleus
• have membrane organelles
• have nucleus
• lack ncleic acids

Tags

NGSS.MS-LS1-1

Where is Eubacteria found?

• In hot places
• In salty places
• In the U.S.A only
• almost anywhere

Bacteria reproduce asexually by 

• spores
• conjugation
• fixation
• binary fission

Tags

NGSS.MS-LS3-2

All bacteria are

• unicellular
• multicellular
• eukaryotic

Tags

NGSS.MS-LS1-1