Generate a correct and concise answer for the question based on the words in the context.
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Question: Context : The Sinclair Scientific calculator was a 12-function, pocket-sized scientific calculator introduced in 1974, dramatically undercutting in price other calculators available at the time. 
Question : What was the year Sinclair Scientific entered service?

Answer: 1974


Question: Context : NGC 1309 is a spiral galaxy located approximately 120 million light-years away in the constellation Eridanus. 
Question : What is the constellation where NGC 1309 is located?

Answer: Eridanus


Question: Context : Nageia maxima is a species of conifer in the Podocarpaceae family. 
Question : Is the taxon rank of Nageia maxima species or genus?

Answer:
species