Natural Selection

What causes strep throat?

• An allergy

• A bacteria

• A fungus

• A virus

Why are antibiotics not effective against viruses?

• All of the above

• Viruses are too small

• Viruses replicate too quickly

• Viruses are not living organisms

In the frog example, what coloration provided a survival advantage?

• Light green

• Dark green

• Brown

• Yellow

Tags

NGSS.MS-LS4-4

What does 'fitness' mean in a biological context?

• Physical strength

• Ability to live longer

• Offspring can be produced

• Speed of movement

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

What is natural selection?

• A process where the best adapted organisms reproduce

• A random mutation process

• A human-driven selection process

• A laboratory technique

Tags

NGSS.MS-LS4-4

How do mutations affect an organism's traits?

• Do not affect

• Randomly

• Always negatively

• Always positively

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

What is a mechanism by which bacteria can share resistance genes?

• Mitosis

• Gene transfer

• Photosynthesis

• Binary fission

Why is it important to only use antibiotics for bacterial infections?

• To prevent viral infections

• To reduce cost

• To avoid promoting antibiotic resistance

• To increase their effectiveness

What can lead to antibiotic resistance in bacteria?

• All of the above

• Genetic mutations

• Natural selection

• Overuse of antibiotics

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-4

What role do vaccines play in combating infections?

• They cure the infections

• They prevent the infections

• They diagnose the infection

• They slow down the infection