Introduction to Biology

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What is a characteristic that viruses cannot perform on their own?

• Reproduce

• Grow

• Process energy

• All of the above

What is necessary for a virus to perform life-like functions such as replicating its genetic information and multiplying?

• A protein jacket

• A host cell

• Self-regulation

• Processing its own energy

How do most biologists currently classify viruses in relation to life?

• They are the simplest form of life.

• They are not alive, but sit alongside life.

• They are a complex form of dust.

• They are a type of bacteria.

What do all living organisms on Earth, including bugs, bats, and bacteria, share?

• A common ancestor

• The ability to self-regulate

• Identical genetic information

• The same habitat