A. Gregor Mendel
B. Charles Darwin
C. Isaac Newton
D. Alfred Russel Wallace
Explanation: Charles Darwin wrote On the Origin of Species, published in 1859. The book presented his theory of evolution by natural selection.
A. Gregor Mendel
B. Charles Darwin
C. Isaac Newton
D. Alfred Russel Wallace
Explanation: Charles Darwin wrote On the Origin of Species, published in 1859. The book presented his theory of evolution by natural selection.