QUIZ 16 - Inner Fish

Who is the scientist feature in the documentary “Your Inner Fish”?

Neil Shubin

What is this feature scientist’s field of specilization?

Fish Paleontology

Clues to our evolutionary relationship to fish can be found in?

Anatomy, fossils, embryology

The correct sequence of evolution of vertebrate animals (from earliest to most recent) is?

Fish, amphibians, reptiles, mammals, humans

Sir Richard Owen was?

An 18th century anatomist

Sir Richard Owen discovered?

Similarity in the pattern of vertebrate limb bones

The basic pattern of limb bones in all vertebrates is?

One bone, two bones, many bones, digits

What was Darwin’s bold prediction concerning the relationship of fish to the limbed vertebrates?

Transitional vertebrate species would be found

What were the conditions of the geological criteria for the rock types Neil Shubin was interested in?

Rock of the right age to contain the fossils of interest and exposed to the surface, the rock of a type that would form fossils, specifically rocks from the Devonian Period

Who was Neil Shubin’s fossil hunting buddy?

Ted Daeschler

Shubin found rocks that met his criteria in?

Red Hill Pennsylvania

The first significant fossil Neil Shubin’s partner found was?

A shoulder girdle of a tetrapod

The fossil was of significance because?

It allowed them to infer how the animal moved

Jenny Clack?

Studied early tetrapod evolution specifically Ithyostega, worked with animal motion experts to determine how these animals walked, discovered her best specimens in Greenland

Neil Shubin and his fossil hunting buddy first found their research site in the Canadian Arctic in?

A college textbook

Shubin’s team went on their first fossil hunting expedition in the Canadian Arctic in?

July 1999

The site they searched in the Arctic is best described as?

A valley carved by glaciers, 375 million years ago was a flood plain, had once been covered in swamps and rivers teeming with life

In fish the embryos are?

Very similar to human embryos

Both fish and human embryos have?

Head, body, tail, and gill arches

In humans the gill arches develop into?

Lower jaw, parts of the inner ear, and voice box

When did Shubin’s team first find pieces of fossil tetrapods?

July 2000

The function of the gene Sonic Hedgehog, discovered by Tabin is?

It regulates formation of limbs

The first part of the famous fossil unearthed by Shubin’s team was?

The tip of the snout

Shubin’s team named their fossil?

Tiktaalik

The meaning of the name for Shubin’s fossil is?

Inuit for “large freshwater fish”