Homework _4 Nature and Nurture

Homework _4 Nature and Nurture - PSY 102: Psychology in the...

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PSY 102: Psychology in the Modern World Your Name: Bhargav Patel Instructor: Bob Melara Your Section: C4 FALL 2010 Your TA’s Name: Greta Petro Homework #4 (Nature and Nurture) 1. a) State the principles of natural selection, and b) point out some possible effect of natural selection in the development of human characteristics. Natural selection is one of the basic mechanisms of evolution, along with mutation, migration, and genetic drift. Darwin’s principle of natural selection is just like survival of the fittest. Whoever can adapt will survive onto succeeding generations. Human characteristics have changed because of natural selection. Mutations can take place which then change the genes of the human. This can be a good think because now they can adapt to the new changes. 2. Define a) chromosome, b) DNA, c) gene, and d) genome, and e) describe their relationships. A chromosome is a coil like structure of DNA. DNA (deoxyribonucleic acid) is a nucleic acid that contains the genetic information. Genes are a unit of heredity in a
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Homework _4 Nature and Nurture - PSY 102: Psychology in the...

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