Which Is a Defining Characteristic That All Protobionts Had in Common

question 4

Multiple Choice

Which is a defining characteristic that all protobionts had in common?

• A)the ability to synthesize enzymes
• B)a surrounding membrane or membrane-like structure
• C)RNA genes
• D)a nucleus
• E)the ability to replicate RNA

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Definitions:

Alert

The state of being watchful and fully aware, often in preparation for or response to potential dangers or important news.

Waking State

A state of consciousness where an individual is fully awake and aware of their environment, as opposed to being asleep or in a dream state.

Brain Waves

Patterns of neuronal activity in the brain, detectable with EEG, associated with different states of consciousness and mental activities.

Postural Muscles

Muscles used to maintain the body's posture, providing stability and balance.