pepsin

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chief cells in the stomach

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Molecular structure of a petide - sequence of amino acids

What Is the Difference Between a Peptide and a Protein?

Chemical equations Chemical reactions chemistry

How Do You Balance a Chemical Equation?

Illustration of molecules. (molecular, chemistry, science)

Why Is a Group of Molecules Called a Mole?

Overhead view of high protein foods: chicken, meat, spinach, eggs, nuts, bean, cheese. (nutrition, health, food, diet)

Why Is Eating Protein Important?

Above the clouds 130 nautical miles below, astronaut Mark C. Lee floats freely without tethers as he tests the new Simplified Aid for Extravehicular Activity (EVA) Spacewalk Rescue (SAFER) system, Sept. 16, 1994. Space Shuttle Discovery, STS-64

Gravity: From Apples to the Universe

Discover

Titanic infographic. The 30th anniversary of its discovery is September 1, 2015. SPOTLIGHT VERSION.

Timeline of the Titanic’s Final Hours

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

Illustration for Demystified "How Dangerous is Quicksand"

How Deadly Is Quicksand?

Rural Irish landscape, Sligo, Ireland.

Why Is Ireland Two Countries?

Entrants falling and tumbling over while chasing the cheese at the 2016 'Cheese Rolling' held at Cooper's Hill, in the Cotswolds, Brockworth England

7 of the World’s Most Dangerous Festivals

Marriage. A couple getting married during a church wedding ceremony. (religion, ceremony, bride, groom)

The Seven Sacraments of the Roman Catholic church

pepsin: Related Content

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Photos

chief cells in the stomach

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Topics

proteolytic enzyme papain renin rennin enterokinase

Key People

Dorothy Hodgkin

Dorothy Hodgkin

English chemist