Antibiotic resistance

The rate that bacteria develop antibiotic resistance at can be sped up by:

• Exposure to lower levels of antimicrobials than prescribed

• 2.Exposure to broad-spectrum antibiotics (which aren’t specific to a microbe)

• 3.Overuse of antibiotics in foods/agriculture

• 4. All of the above

Tags

NGSS.HS-LS2-7

The word “antibiotic” means

• "against growth"

• "against disease"

• "against all odds"

• “against life”

Examples of antibiotics:

• Penicillin

• Tetracyclines

• Neomycin

• All of the above

Antibiotics are chemical substances that kill bacterial cells by interrupting a key cellular function

• True

• False

• Maybe

Broad spectrum antibiotics are good because:

• They Kill many different pathogenic bacteria

• They are really cheap to buy

• They cause antibiotic resistance

• None of the above

Broad spectrum antibiotics are bad because:

• They kill many different pathogenic bacteria

• They are really cheap to buy

• They can increase the rate of development of antibiotic resistance

• All of the above

A unicellular organism that does not have a nucleus

• fungus
• bacteria
• biome
• virus

Tags

NGSS.MS-LS1-1

A long, tail like structure that helps a bacterium to move is called a...

• cilia

• pili

• flagellum

• capsule

The three main shapes of bacteria are all of the following EXCEPT

• rod shaped (bacillus)
• spherical (coccus)
• octagon (octilli)
• spiral (spirillus)

All bacteria have DNA. 

• true
• false