In this article we will discuss about Modern Concept on the Origin of Life. In an International conference on the origin of life on earth in Moscow, the Russian Biochemist A.I. Oparin (1968) stated that life is a special form of matter in motion arising in an orderly manner at a certain stage in the evolution of matter. According to [...]
The following points highlight the top four types of tests of significance in statistics. The types are: 1. Student's T-Test or T-Test 2. F-test or Variance Ratio Test 3. Fisher's Z-Test or Z-Test 4. X2-Test (Chi-Square Test). Test of Significance: Type # 1. Student's T-Test or T-Test: It is one of the simplest tests used for drawing conclusions or interpretations [...]
The following points highlight the top two theories explaining the causes of evolution. The theories are: 1. Lamarckism or Theory of Inheritance of Acquired Characters 2. Evolutionary by Natural Selection (Darwinism). Theory # 1. Lamarckism or Theory of Inheritance of Acquired Characters: Jean Baptiste Lamarck (1744 - 1829), a French biologist formulated the first theory of evolution (Fig. 27. 10). [...]