LS1101 Introduction to Biology PDF

LS1101 Introduction to Biology Sumana Annagiri Class number 9 – 24th September 24 Course Overview Part I Introduction: Definition and origin of life. Overview of biological evolution; Diversity and complexity of life forms;...

LS1101 Introduction to Biology Sumana Annagiri Class number 9 – 24th September 24 Course Overview Part I Introduction: Definition and origin of life. Overview of biological evolution; Diversity and complexity of life forms; Levels of organization of life Marks will come from Internal assessment and Exams 33 marks out of 100 for this component 15 marks will come from Midsemester exams and the remaining from Internal assessment LS1101 – Information so far Definition of life Diversity & Complexity History & current views How many living organism? Properties of life Classification Life as a emergent property Species Relevance of biology to humans Need for a unique, universal name Our population trends and impact Extinction Challenges to sustainable living Humans & their impact on Environment Origin of life When Levels of Organization Where What are the levels? How Emergent properties at each level Common ancestor An example of implications Phylogenetic tree Biological evolution  Levels of Organization Living organisms function and interact with each other at many levels These levels are organized in a hierarchy of increasing complexity Due to emergent properties at each level they have to understood separately to understand life on this planet.  The Organization of Life B A Quiz 5 Arrange these levels in increasing order of complexity. (2 marks) G E K H D C F I L J M  Peer Review Let conduct peer review of this Quiz  The Organization of Life B Correct order is A A