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Foundations of Biology: Molecules to Cells

Course Orientation and Core Themes

Biological Macromolecules and Energy Flow

Cell Structure, Membranes, and Transport

Information Flow: Genes to Traits

DNA, Chromosomes, and Gene Expression

Inheritance, Genomes, and Biotechnology

Organismal Biology and Homeostasis

Physiology: Systems and Regulation

Development, Behavior, and Adaptation

Evolution and Ecology: Populations to Ecosystems

Evolutionary Processes and the Tree of Life

Populations, Communities, and Ecosystems

Integrated Application and Assessment

Capstone Integration: From Molecules to Ecosystems

Quiz: Molecules and Cells

Quiz: Gene Expression and Inheritance

Quiz: Physiology and Homeostasis

Quiz: Evolutionary Mechanisms and Phylogeny

Quiz: Ecology and Ecosystem Dynamics

Course Feedback Survey

Integrative Biology: From Molecules to Ecosystems and Evolution is a comprehensive course that connects the smallest units of life to the largest biological systems. Designed to build a coherent mental map of biology, the program guides you from the chemistry of water and macromolecules to the dynamics of cells, organisms, populations, and the biosphere. You’ll master the unifying themes that make biology a predictive science—structure–function relationships, information flow, energy and matter, systems thinking, and evolution—while practicing authentic scientific skills like modeling, data analysis, and hypothesis testing. Through clear modules, engaging visuals, and case-based synthesis, you will learn how DNA becomes phenotype, how physiological systems maintain homeostasis, and how evolutionary forces shape biodiversity and ecosystems. Along the way, you’ll interpret phylogenetic trees, analyze population models, and evaluate real-world issues such as gene editing, global change biology, and ecological resilience. Whether you’re preparing for college-level biology, refreshing fundamentals for advanced study, or seeking an integrated perspective for teaching or research, this course empowers you to connect molecular mechanisms to ecological outcomes and communicate scientific arguments grounded in evidence.

Integrative Biology: From Molecules to Ecosystems and Evolution

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            <p>Life’s complexity can be traced across a seamless continuum—from the chemistry of molecules to the dynamics of ecosystems and the grand patterns of evolution. This course develops a cohesive, systems-level understanding of biology by weaving together unifying themes: structure–function relationships, information flow, the cycling of energy and matter, and evolutionary processes. We begin with core scientific practices—hypothesis testing, modeling, and quantitative reasoning—and use a course map to connect each module to the central goal: explaining how molecular mechanisms scale up to cellular behaviors, organismal physiology, ecological interactions, and evolutionary change.</p>

<p>The first section, Foundations of Biology: Molecules to Cells, establishes the chemical and cellular basis of life, from water’s emergent properties and macromolecular structure to enzyme regulation, membranes, and cell signaling. Information Flow: Genes to Traits then examines how DNA is copied, expressed, and regulated, how mutations produce phenotypic variation, and how inheritance and modern genomic tools—including sequencing and CRISPR—shape traits and raise ethical considerations. Organismal Biology and Homeostasis explores the principles of regulation across physiological systems—nervous, endocrine, respiratory, circulatory, and osmoregulatory—alongside development, behavior, and adaptation in changing environments. Evolution and Ecology: Populations to Ecosystems scales up to population dynamics, species interactions, community structure, ecosystem energy flow, biogeochemical cycles, and global change biology, anchored by evidence for evolution, mechanisms such as selection and drift, and phylogenetic reasoning. Throughout, a capstone integration challenges you to synthesize molecular-to-ecosystem links through case studies, data analysis, and scientific communication, reinforced by targeted quizzes and a final feedback survey to support continuous improvement.</p>
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