Lamarck's Ideas on Evolution Were Adopted by Some Russian Scientists

Multiple Choice

Lamarck's ideas on evolution were adopted by some Russian scientists, including Michurin and Lysenko in Stalinist Russia. Their textbooks printed Lysenko's assertions that a wheat plant could be made cold-hardy by conditioning in cold storage, or that workmen who develop strong muscles would produce children who were stronger. Which of the major premises of evolution by natural selection was violated?

A) The organisms vary in traits.
B) Natural selection acts on variations that are already available in the population's gene pool.
C) More young are born than can survive. There will always be more demand than resources available.
D) Some individuals are better adapted to the environment.