This is a correct answer to the following question about Copper. Yes or no? Answer: In molluscs and crustacea copper is a constituent of the blood pigment hemocyanin , which is replaced by the iron-complexed hemoglobin in fish and other vertebrates . Question: what is cu the element
No

This is a correct answer to the following question about Climate of Antarctica. Yes or no? Answer: Surface temperature of Antarctica in winter and summer from the European Centre for Medium-Range Weather Forecasts Question: what is the lowest temperature ever recorded in antarctica
No

This is a correct answer to the following question about Talk radio. Yes or no? Answer: Now, it is possible for an individual to use a variety of services to host an Internet-based talk-radio show without carriage by a traditional radio station. Question: when did talk radio begin in the U.S.?
No