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Human Evolution Quiz

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Questions and Answers

What is the term for the closest living relatives of humans?

Hominins (correct)

Primates

Hominoids

Hominids

When did hominins acquire a large brain?

During the Miocene epoch

During the Pleistocene epoch

Around 10 million years ago

Around 2 million years ago (correct)

What is the Out of Africa hypothesis?

It theorizes that humans originated in Asia and later spread to Africa.

It suggests humans evolved simultaneously in multiple regions.

It proposes that humans evolved only in Africa and migrated outward. (correct)

It argues that humans evolved independently in Europe and Asia.

Why is morning sickness in humans likely under natural selection?

It increases the chances of survival for both mother and baby. Signup and view all the answers

What is the molecular basis of lactase persistence in human adults?

Expression of the LCT gene Signup and view all the answers

What is the term for the human lineage that split from the apes around 6-7 million years ago?

Hominin Signup and view all the answers

What is the significance of the Ardipithecus ramidus discovery in understanding human evolution?

It provides evidence of upright walking in early hominins Signup and view all the answers

Which of the following is a synapomorphy (shared derived characteristic) of primates?

Opposable thumbs Signup and view all the answers

When did humans first appear in Australia, based on existing fossil evidence?

40,000 years ago Signup and view all the answers

What is the main difference between the multiregional hypothesis and the Out of Africa hypothesis in human evolution?

Multiregional theory emphasizes gradual evolution, while Out of Africa favors replacement events. Signup and view all the answers