BIO 117|261 Exam 2 Questions with 100% Correct Answers | Verified | Updated 2024|36 Pages

sexual fungal reproduction - ️️1. plasmogamy 2. heterokaryotic mycelium 3. karyogamy heterokaryotic mycelium - ️️cells contain 2 haploid nuclei from parent (n+n) karyogamy - ️️fusion of nuclei from parents (2n) three domains of life - ️️bacteria, archaea, eukarya methods of gene exchange for bacteria - ️️1. transformation 2. conjugation 3. transduction transduction - ️️-viruses/bacteriophages help to pass genetic information -required initial virus to be successful then a later virus to be unsuccesful -virus acts as intermediary conjugation - ️️-direct contact and DNA sharing between cells -pili structures - formation of a tunnel between 2 cells so DNA can pass transformation - ️️-DNA from environment is taken in and used -useful in DNA technology