Which of the following is not true about darwin���s book on the origin of species?
a. he worked on the manuscript for three years.
b. it was successful.
c. it explained his theory of evolution.
d. it was based on his findings in south africa.

the second type of galaxy is called a barred spiral, which has a thing called a bar straddling the nucleus

the sun's light combined with the visible wavelenghts form what is called ultraviolet radiation, which are the long waves at the end of a visible light sprectrum.

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bioteacher101

whats the drop down answers ?

explanation: