Search results
Results From The WOW.Com Content Network
The first fossilized evidence of sexual reproduction in eukaryotes is from the Stenian period, about 1.05 billion years old. [19] [20]Biologists studying evolution propose several explanations for the development of sexual reproduction and its maintenance.
In population ecology and demography, the net reproduction rate, R 0, is the average number of offspring (often specifically daughters) that would be born to a female if she passed through her lifetime conforming to the age-specific fertility and mortality rates of a given year.
The categorisation of the past into discrete, quantified named blocks of time is called periodization. [1] This is a list of such named time periods as defined in various fields of study.
Holmberg IX is a dwarf irregular galaxy and a satellite galaxy of M81, located in the constellation of Ursa Major. It is of the Magellanic type of Galaxy as it is similar to the Small Magellanic Cloud , neighbour galaxy to Milky Way Galaxy. [ 3 ]
From January 2008 to May 2011, if you bought shares in companies when Robert A. Ingram joined the board, and sold them when he left, you would have a 6.5 percent return on your investment, compared to a -9.3 percent return from the S&P 500.
Sri Sultan Hamengkubuwono IX (Hanacaraka: ꦯꦿꦶꦯꦸꦭ꧀ꦡꦟ꧀ꦲꦩꦼꦁꦑꦸꦨꦸꦮꦟ꧇꧙꧇; 12 April 1912 – 2 October 1988 [a]), often abbreviated as HB IX, was an Indonesian politician and Javanese royal who was the second vice president of Indonesia, the ninth sultan of Yogyakarta, and the first governor of the Special Region of Yogyakarta.
Uterus didelphys seen on ultrasonography. Besides a physical examination, the physician will need imaging techniques to determine the character of the malformation: gynecologic ultrasonography, pelvic MRI, or hysterosalpingography.
9 to 5: The Musical is a musical based on the 1980 film of the same name, with music and lyrics by Dolly Parton. It features a book by Patricia Resnick , based on the screenplay by Resnick and Colin Higgins .