Barnacles and whales have a commensalistic relationship in which barnacles benefit. If the barnacle population decreased, what would most likely happen to the whale population?

A. become extinct

B. decrease

C. increase

D. stay the same

Who was the first African American to earn a doctorate from Harvard? A) W. E. B. Du Bois B) Harriet Tubman C) Augustus Hawkins D) Hiram Rhodes Revels

What caused the wolf to NOT come and get the bone from Neil deGrasse Tyson?

During which kingdom did Egypt become the most imperialistic?

What was a main reason the US decided to end involvement in the Vietnam War? Question 3 options: the Vietnamese government decided to adopt a diplomatic government instead of a communist government the US was also fighting in western Europe and

Which is the best explanation for the fall of the Aztec Empire? A) Aztec soldiers refused to fight because they thought the Spanish were gods B) the empire fell into a civil war C) Spanish conquerors outnumbered the Aztecs D) Aztec enemies allied

The United Nations does not hold elections and therefore does not engage in any campaigning. True or False

As a result of the Gulf of Tonkin Resolution, President Johnson A. authorized Operation Rolling Thunder. B. authorized using nuclear weapons on Vietnam. C. sent American troops to conquer Hanoi. D. sent the U. S. Navy to protect South Korea.

After reading both articles, do you believe The Elgin Marbles should stay in London or should they be returned to Athens? Why or why not? Provide at least 5 complete sentences to justify your opinion with ample reasoning.

Most accidents, in fact about 85% to 98%, are caused by ... A ... unsafe machinery and equipment. B ... unsafe acts of employees. C ... physical hazards. D ... 6 hazards

What is trade and where has it come from?