Ques: This is a correct answer to the following question about Alaska. Yes or no? Answer: Alaska was purchased from Russia on March 30, 1867, for $7.2 million ($ adjusted for inflation) at approximately two cents per acre ($4.74/km2). Question: Who controlled Alaska before US?
Ans: Yes

Ques: This is a correct answer to the following question about Electron transport chain. Yes or no? Answer: In chloroplasts , light drives the conversion of water to oxygen and NADP+ to NADPH with transfer of H+ ions across chloroplast membranes . Question: What is the enzyme responsible for transferring electrons to oxygen in the electron transport chain?
Ans: No

Ques: This is a correct answer to the following question about Richard Nixon. Yes or no? Answer: In retirement, Nixon's work as an elder statesman , authoring several books and undertaking many foreign trips, helped to rehabilitate his public image. Question: how long was richard nixon a president
Ans: No

Ques: This is a correct answer to the following question about Ribosome. Yes or no? Answer: When a ribosome finishes reading an mRNA molecule, these two subunits split apart. Question: how are ribosomes made
Ans:
No