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What is Life?

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Questions and Answers

What distinguishes matter with biological processes from matter without?

Ability to evolve into different species

Presence of DNA or RNA

Complex structure and organization

Capacity for homeostasis, organisation, metabolism, growth, adaptation, response to stimuli, and reproduction (correct)

Which philosopher proposed that living things have souls and embody both form and matter?

Aristotle (correct)

Charles Darwin

Carl Linnaeus

Empedocles

When did life originate on Earth?

At least 3.5 billion years ago (correct)

At the beginning of the Earth's formation

Less than a billion years ago

Around 2 billion years ago

Who developed the system of binomial nomenclature for classifying living things?

Carl Linnaeus Signup and view all the answers

What makes the definition of viruses as living organisms difficult?

They replicate only in host cells Signup and view all the answers

Who developed the first automated system for controlling traffic signals?

Leonard Casciato and Josef Kates Signup and view all the answers

In Australia and New Zealand, what is a 'phase' in terms of traffic signals?

A period of time during which a set of traffic movements receive a green signal Signup and view all the answers

What is a 'signal group' in the context of traffic signals?

One electrical output from the traffic signal controller Signup and view all the answers

What does a green phase indicate in terms of traffic signals?

Gives all traffic from a particular approach the right of way through the junction (bar turning traffic) Signup and view all the answers

What is a 'movement' in the context of traffic signals?

Any path through the junction which vehicles or pedestrians are permitted to take Signup and view all the answers