Asu Bio 182 Exam 2 Questions With Complete Solutions

Energy budget- maintenance 50% {Ans: Requires majority of energy available to an organism. ATP to respiration, digestion, etc}Telophase II and Cytokinesis (Meiosis) {Ans: -goes from 2 cells to 4 cells -nuclear envelope forms around each set of chromosomes -cytoplasm divides}Endothermy is favorable_____ {Ans: When energy is plentiful and environmental conditions/temperature don't fluctuate dramatically}crossing over enables_____ {Ans: an organism to recombine alleles on the same chromosome with alleles on a homologous chromosome}negative feedback {Ans: mechanism reverses a deviation from a set point}natural selection increases______ {Ans: frequency of beneficial allele}organisms in more variable environments______ {Ans: -show a higher propensity (a preference) for sexual reproduction compared to asexual -could be due to increase in genetic variation to increase rate of adaptation to the environment}biological species {Ans: -two organisms are the same species if both individuals alleles end up in the same individual in future generations -two organism belong to same species of their alleles can end up in the same organism}an organism that invests energy primarily in growth likely______ {Ans: Lives in a safe environment}Sexual organisms {Ans: -populations can accrue new beneficial alleles in a shorter period of time than asexual organisms -organisms