Biology Introduction Class

what is biology..? क्या है जीवविज्ञान??

In one class.. by rohini mam.. जीवविज्ञान समझे आसान भाषा में अपने languge में all about biology ## The first biology lecture typically introduces the science of life and its core principles. It covers defining features of living organisms and the diversity of life.Defining BiologyBiology is the scientific study of life, encompassing structure, function, growth, origin, evolution, and distribution of living organisms.�� It explores unifying principles like cells as the basic unit, heredity via genes, evolution driving diversity, energy transformation, and homeostasis.��Characteristics of LifeLiving organisms exhibit growth, reproduction, metabolism, response to stimuli, cellular organization, and adaptation.�� Non-living things lack these, though viruses blur lines by needing hosts.� Metabolism and self-replication distinguish life.�Diversity and OrganizationLife shows vast biodiversity, organized hierarchically: molecules, cells, tissues, organs, organisms, populations, ecosystems, biosphere.�� Taxonomy classifies via binomial nomenclature (e.g., Homo sapiens) and categories like kingdom, phylum.��Branches OverviewKey branches include botany (plants), zoology (animals), microbiology, ecology, genetics, and evolution.� These aid understanding interactions and adaptations.�(Word count: 148)