Page 163 - Science Course 3 (Book 1)
P. 163

Mo4-L5a: What is Genetic Inheritance?




               An acquired trait is a trait that an organism acquires
               or develops during its lifetime.














                                                                  Sexual reproduction produces offspring that are
                                                                  similar—but not identical—to the parent or parents.




                              Key Concept

                          What is Genetic Inheritance?
                              What is Inheritance?











                                                                  A gene is a section of DNA that has genetic
                                                                  information for one trait.











                                                                                       Chromosome


               Inheritance and DNA

               Asexual reproduction produces offspring that are
               identical to the original organism.
                                                      Prokaryotic
                   1                       Plasma    Chromosome
                                          Cell wall
                   2                    Duplication of
                                        Chromosome

                   3                   Continued growth                                DNA
                                         of the cell


                                             4

                                        Division into                                               Gene
                                          two cells
                                             5

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