Natural selection merged with the work of in the 20th century to open up our understanding of evolutionary theory. a. Alfred Russel Wallace b. Gregor Mendel c. Jean-Baptiste Lamarck d. Erasmus Darwin e. Charles Lyell

The correct answer is B) Gregor Mendel.

Explanation:

Gregor Johann Mendel was an 18th-century Genetic Scientist whose works, although revolutionary, didn't come to scientific limelight until the 20th century.

He was famous for his experiment with the Pea Plant. Through his experiments, he brought to record many of the rules of heredity also called the laws Mendelian inheritance.

Mendel died in 1884 aged 61, however, his work serves as the foundation for modern-day genetic science.

Cheers!

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.