In 2010,Dr

question 23

Multiple Choice

In 2010,Dr.Svante Pääbo published research indicating that all modern ethnic groups,other than Africans,carry traces of Neanderthal DNA in their nuclear genomes.His earlier work indicated no overlap between Neanderthal mitochondrial DNA and that of Homo sapiens.Which of the following is NOT a likely possible hypothesis that could be supported by this information?

• A) The shared nuclear DNA could be a remnant of DNA from a common ancestor shared by Neanderthals and Homo sapiens.
• B) The shared nuclear DNA could be the result of interbreeding between male Neanderthals and female Homo sapiens.
• C) The shared nuclear DNA could be a remnant of DNA from Homo erectus, one of the most recent species since Australopithecus.
• D) The shared nuclear DNA is definitely the result of interbreeding between female Neanderthals and male humans.

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The price of one currency in terms of another currency, used in international trade and investment.