Biological Sciences

 

bioligy banner image - pictures of biological functions

Henson School of Science and Technology

Department of Biological Sciences

[Go to Course Schedules]

Course Descriptions

Click the [+] to see description
BIOL 101 FUNDAMENTALS OF BIOLOGY [-]
Introduces students to the principles inherent to life, with a broad overview of the cell, the organism and the community in which living things exist. Does not satisfy biology major requirements . Three hours lecture, two hours laboratory per week. Meets General Education IIIA or IIIB.
4 Credit Hours
BIOL 105 BIOLOGY AND SOCIETY [-]
Introduces the non-biology major to the broad principles, fundamental ideas and new discoveries in biology that significantly affect the human being’s present and future existence. Relates the study of biology to the pressing social and cultural issues of today. Does not satisfy requirements within the major. Prerequisite: BIOL 101. Three hours per week. Meets General Education IIIB.
3 Credit Hours
BIOL 115 SAFETY IN THE BIOLOGICAL, CHEMICAL AND CLINICAL LABORATORY [-]
Review of laboratory safety. Summary of government laws and regulatory bodies and their effect on lab policy. Illustrations of proper procedures for laboratory hazards. Topics include chemicals, infectious microbes, animals, fire, electrical equipment, radiation, glassware and compressed gases. Training in the use of safety equipment and protective clothing and general first aid. Students may not receive credit for both BIOL 115 and MDTC 101. One hour per week.
1 Credit Hour
BIOL 210 BIOLOGY: CONCEPTS AND METHODS [-]
Introduction to the study of biology, focusing on how biologists know things and study the world of life, with emphases on cell biology, genetics, ecology and evolution. First course required for biology majors. Four hours of lecture/laboratory, two hours online per week. Meets General Education IIIA.
4 Credit Hours
BIOL 211 MICROBIOLOGY [-]
Fundamental course in the study of microorganisms and their activity, with emphasis on bacteria. Prerequisite: BIOL 101 or 210 or 215. Two hours lecture, four hours laboratory per week. Meets General Education IIIB.
4 Credit Hours
BIOL 212 PLANT BIOLOGY [-]
Fundamental course exploring the diversity of plant life from an evolutionary perspective, the unique strategies that enable plants to grow, survive and reproduce in different environments, and the interactions between plants and other organisms. Designed for biology majors and other science students. Prerequisite: BIOL 210. Three hours lecture, three hours laboratory per week. Meets General Education IIIB.
4 Credit Hours
BIOL 213 ZOOLOGY [-]
Study of the biodiversity, structure and functions of animals and animal-like protists with emphasis on their evolutionary relationships. Designed for biology majors and minors and other science majors. Prerequisite: BIOL 210. Three hours lecture, three hours laboratory per week. Meets General Education IIIA or IIIB.
4 Credit Hours
BIOL 214 MEDICAL PHYSIOLOGY [-]
Presentation of human physiology at the cell and organ levels to include the nervous, skeletomuscular, cardiovascular, excretory, digestive, respiratory and endocrine systems. Emphasis on normal function and medical relevance. Students may not earn credit for BIOL 214 and MDTC 201. This course will not count for credit in the Biology major. Prerequisite: BIOL 101 or 210. Three hours lecture, two hours laboratory per week.
4 Credit Hours
BIOL 215 HUMAN ANATOMY AND PHYSIOLOGY I [-]
Comprehensive study of the structure and function of the human organism, including the integumentary, skeletal, muscle, nervous and endocrine systems. Recommended Prerequisite: BIOL 101 or 213. Three hours lecture, three hours laboratory per week. Meets General Education IIIA or IIIB.
4 Credit Hours
BIOL 216 HUMAN ANATOMY AND PHYSIOLOGY II [-]
Comprehensive study of the structure and function of the human organism, including the circulatory, respiratory, digestive, urinary, immune and reproductive systems. Recommended Prerequisite: BIOL 215. Three hours lecture, three hours laboratory per week. Meets General Education IIIB.
4 Credit Hours
BIOL 217 NUTRITION [-]
Foundation in the science of nutrition, including biological and biochemical backgrounds for the understanding of nutritional requirements. Does not satisfy requirements within the major. Prerequisite: BIOL 101 or 210 or 215. Three hours lecture per week. Meets General Education IIIB.
3 Credit Hours
BIOL 219 BIOLOGY OF HUMAN AGING [-]
Study of the effects of aging on the structure and functioning of the human body. Integrates biological aging with other aspects of human existence. Includes discussions of diseases common among the elderly. May not be used to satisfy requirements within the biology major. Prerequisites: BIOL 101 or both BIOL 215 and 216. Three hours lecture per week. Meets General Education IIIB.
3 Credit Hours
BIOL 220 HUMANS AND THE ENVIRONMENT/HONORS [-]
Interdisciplinary course in conjunction with the departments of Chemistry and Geography and Regional Planning, designed for non-science majors to develop awareness of ways earth’s environment is influenced by human activities and effects of the environment on human society. Cannot be repeated for credit in the Chemistry or Geography and Regional Planning departments and cannot be used to satisfy course requirements within the major. For students in the Honors Program. Three hours lecture, two hours laboratory per week. Meets General Education IIIA or IIIB.
4 Credit Hours
BIOL 250 ECONOMIC BOTANY [-]
Study of the economic importance of plants, emphasizing the origin, domestication and usage of food and medicinal plants. Does not satisfy General Education III requirements. Prerequisite: BIOL 101 or 212. Three hours per week.
3 Credit Hours
BIOL 260 BIOLOGICAL DRAWING AND ILLUSTRATION [-]
Introduction to drawing and illustration techniques used in biology through slide lectures and discussions, class exercises and assigned projects using pencil, charcoal, pen and ink, scratchboard and color. Through these exercises, students will develop their observational skills and closely study biological subjects. Students furnish their own materials. ART 130 or some drawing experience is highly recommended. Prerequisite: BIOL 101 or 210. Four hours per week.
3 Credit Hours
BIOL 301 HISTORY AND LITERATURE OF BIOLOGY [-]
Introduction to the history and literature of biology. Special emphasis on the development of contemporary concepts and techniques of information retrieval. Prerequisites: BIOL 101 or 210. Two hours per week.
2 Credit Hours
BIOL 305 MAMMALOGY [-]
Study of living and extinct mammals, emphasizing their origin, evolution, systematics, behaviour, ecology, and morphological adaptations. Labs focus on the structure and identification of modern mammals, with periodic field trips exploring the natural history of local species. Prerequisite: BIOL 213. Three hours lecture, three hours laboratory.
4 Credit Hours
BIOL 310 ECOLOGY [-]
Introduction to the interactions between organisms and their environment. Biotic and abiotic factors affecting individuals, populations, communities and ecosystems emphasized. Cannot be taken for credit if student has credit for BIOL 225. Prerequisites: BIOL 210 and BIOL 211 or 212 or 213 or 121 and 122. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 312 PLANT TAXONOMY [-]
Classification of plants, with emphasis on the local flora. Prerequisite: BIOL 212. Two hours lecture, three hours laboratory per week.
3 Credit Hours
BIOL 313 COMPARATIVE ANATOMY [-]
Study of vertebrate body structures, emphasizing the progressive and adaptive changes that occurred in evolution. Prerequisite: BIOL 213. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 316 GENERAL ENTOMOLOGY [-]
Study of the natural history, identification and life cycles of insects. Special reference to those species of medical and economic importance to people. Prerequisite: BIOL 213. Two hours lecture, three hours laboratory per week.
3 Credit Hours
BIOL 320 BIOLOGY OF THE VERTEBRATES [-]
Study of vertebrate animal life, including evolution of the major vertebrate groups, zoogeography, behavior, reproduction, thermoregulation, migration, population dynamics, ecology and conservation. Field trips emphasize wildlife biology, and identification and natural history of local species. Prerequisite: BIOL 213. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 321 INVERTEBRATE ZOOLOGY [-]
Study of animals without backbones emphasizing functional morphology and physiological adaptations. Laboratory sessions focus on investigation of living and preserved specimens. Prerequisite: BIOL 213. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 322 PARASITOLOGY [-]
Study of the important parasites of humans and domestic animals. Prerequisite: BIOL 213. Two hours lecture, three hours laboratory per week.
3 Credit Hours
BIOL 323 MEDICAL MICROBIOLOGY [-]
Study of the medically important microorganisms, including methodology and techniques of identification. Prerequisite: BIOL 211. Two hours lecture, four hours laboratory per week.
4 Credit Hours
BIOL 324 PLANT MORPHOLOGY [-]
Study of extinct and extant vascular plants, emphasizing evolutionary relationships, reproduction and vegetative organization. Prerequisite: BIOL 212. Two hours lecture, three hours laboratory per week. Meets General Education IIIB.
3 Credit Hours
BIOL 325 PLANT ANATOMY [-]
Study of gross and microscopic plant structure, with special emphasis on higher plants. Prerequisite: BIOL 212. Three hours lecture, three hours laboratory per week. Meets General Education IIIB.
4 Credit Hours
BIOL 333 IMMUNOLOGY [-]
Basic course dealing with the cellular and chemical aspects of immunity. Antigen-antibody reaction surveyed and its clinical laboratory implications thoroughly discussed. Prerequisite: BIOL 211. Two hours lecture, four hours laboratory per week.
4 Credit Hours
BIOL 334 PATHOPHYSIOLOGY [-]
Study of the causes, bodily changes, signs and symptoms, and mechanisms involved in common and serious human diseases. Prerequisites: BIOL 215, 216. Three hours lecture, two hours laboratory per week.
4 Credit Hours
BIOL 350 CELL BIOLOGY [-]
Focuses on the structure and function of eukaryotic cells. Topics covered include enzyme kinetics, membrane transport, cell signaling, intercellular protein trafficking, cellular respiration, mitosis and meiosis, the cell cycle, and cancer. Prerequisites: BIOL 210 and CHEM 221 or 12 credits of biology. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 360 GENETIC ANALYSIS [-]
Introduction to genetic analysis including Mendelian principles, population and quantitative genetics, cytogenetics and contributions to molecular biology. Satisfies Biology Department core requirements for genetics. Recommended Prerequisite: MATH 155. Prerequisites: BIOL 210. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 370 MOLECULAR GENETICS [-]
Study of mechanisms of heredity emphasizing organization of the genome, mutation and regulation of gene expression. Prerequisites: BIOL 350. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 399 INTERNATIONAL FIELD STUDY [-]
Students experience a specific aspect of a biological discipline in a foreign country. Pre-tour lectures, post-tour discussion and other activities required. Prerequisite: Consent of instructor. Fifteen hours pre-trip experience, at least 50 hours field activities over a minimum of 10 days, two-hour post-trip discussion session.
3 Credit Hours
BIOL 401 WETLAND ECOLOGY [-]
Study of relationships between environmental features and the structure and function of wetland types. Emphasizes hydrology, chemistry and plant species distribution and examines effects of disturbance on wetland ecosystems. Prerequisite: BIOL 212 and 310. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 405 ORNITHOLOGY [-]
Study of birds. Topics include form and function, systematics, speciation, behavior, communication, reproduction, migration, ecological topics including demography, population dynamics, community structure, and conservation. Field trips emphasize identification and natural history of local species. Prerequisite: BIOL 213. Three hours lecture, three hours lab per week.
4 Credit Hours
BIOL 407 BIOLOGY OF FISHES [-]
Study of evolution, anatomy, physiology, classification, ecology and behavior of the fishes. Addresses current research and future directions in ichthyology. Prerequisite: BIOL 213. Three hours lecture per week.
3 Credit Hours
BIOL 410 ESTUARINE BIOLOGY [-]
Introduction to the physical, chemical, and geological characteristics of estuaries with emphasis on East Coast estuaries such as the Chesapeake Bay. Detailed discussion of the biological and chemical processes important in estuarine ecosystems with a major emphasis on current literature and research in estuarine biology. Prerequisite: BIOL 310. Three hours lecture per week.
3 Credit Hours
BIOL 411 VERTEBRATE EMBRYOLOGY [-]
Comparative study of vertebrate embryology including evolutionary relationships and topics in molecular and developmental biology. Prerequisites: BIOL 213, 350. Two hours lecture, four hours laboratory per week.
4 Credit Hours
BIOL 412 ALGAE, FUNGI & BRYOPHYTES [-]
Study of the phylogenetic and ontogenetic development and ecological importance of non-vascular plants. Prerequisites: BIOL 212. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 415 RESEARCH IN BIOLOGY [-]
Independent student research under the supervision of a faculty member. BIOL 416 may not be used to satisfy requirements within the major. Prerequisite: Permission of instructor. Schedule to be arranged individually.
3 Credit Hours
BIOL 416 RESEARCH IN BIOLOGY [-]
Independent student research under the supervision of a faculty member. BIOL 416 may not be used to satisfy requirements within the major. Prerequisite: Permission of instructor. Schedule to be arranged individually.
3 Credit Hours
BIOL 418 BIOLOGY SEMINAR [-]
Discussions of timely topics in biology and related fields. Includes instruction in seminar preparation and requires student presentations and participation. BIOL 419 may not be used to satisfy course requirements within the major. Prerequisite: Junior standing or permission of instructor. One hour per week.
1 Credit Hour
BIOL 419 BIOLOGY SEMINAR [-]
Discussions of timely topics in biology and related fields. Includes instruction in seminar preparation and requires student presentations and participation. BIOL 419 may not be used to satisfy course requirements within the major. Prerequisite: Junior standing or permission of instructor. One hour per week.
1 Credit Hour
BIOL 420 READINGS IN BIOLOGY [-]
Readings designed to permit in-depth study of selected topics. Students submit written reports of their findings at the end of the semester. Specific topics are indicated on students’ transcripts. Prerequisites: Sixteen hours in biology, permission of instructor.
1 to 3 Credit Hours
BIOL 422 VERTEBRATE PHYSIOLOGY [-]
Study of the physiological processes of vertebrate animals including specific adaptations of certain species to their environment. Prerequisites: BIOL 213, 350, CHEM 121. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 425 TOXICOLOGY [-]
Introduction to basic principles, history and scope of modern environmental toxicology, and to the effects and to the mechanisms of toxicants. Includes applications to risk assessment, regulations and industry. Cross-listed with ENVH 425. May not be taken for credit if student has credit for ENVH 425. Prerequisites: Permission of instructor or junior standing, eight credits of biology, eight credits of chemistry. Three hours per week.
3 Credit Hours
BIOL 430 PLANT PHYSIOLOGY [-]
Advanced study of the physiological mechanisms utilized by plants with special reference to the higher phyla. Prerequisite: BIOL 212, CHEM 221. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 433 ENVIRONMENTAL MICROBIOLOGY [-]
Study of the diversity and interactions of microorganisms in their natural environments. Emphasis on habitat and metabolic diversity, community interactions, and industrial applications involving microbes. Prerequisites: BIOL 211, 350. 3 hours lecture, 3 hours laboratory per week.
4 Credit Hours
BIOL 435 EVOLUTIONARY BIOLOGY [-]
Advanced study of the principles, mechanisms and processes of biological evolution. Prerequisite: BIOL 350. Three hours lecture per week.
3 Credit Hours
BIOL 440 CONTEMPORARY GENETICS [-]
Blended lecture and laboratory-based exploration of biochemical techniques commonly used in industrial and academic laboratories. Demonstrates the relationship between structure and function of biomolecules. Cross-listed with CHEM 419. Cannot receive credit for both BIOL 440 and CHEM 419. Prerequisites: BIOL 350 and 370, and CHEM 221; or pre/co-requisite CHEM 418. Six hours per week.
4 Credit Hours
BIOL 445 VIROLOGY [-]
Study of structure, replication and pathogenesis of viruses with emphasis on animal viruses and the role of viruses in our current understanding of cell and molecular biology. Prerequisite: BIOL 350. Three hours per week.
3 Credit Hours
BIOL 450 INTERNSHIP IN BIOLOGY [-]
Experiences in biology-related work provide students with an opportunity to use acquired biological knowledge in a professional way and to investigate potential career options. Under special circumstances this course may be taken a second time for credit, but only with permission of the internship coordinator. Prerequisites: Junior standing, biology major and approval of Internship Coordinator. 45 student contact hours per credit hour. Permission to register must be granted prior to the experience and registration must be concurrent with the experience. (P/F)
1 to 3 Credit Hours
BIOL 460 BIOLOGY OF CELL MEMBRANES [-]
Advanced course exploring the biology of bacterial, plant and animal cell membranes with an emphasis on how these important organelles allow cells and organisms to adapt to severe, inhospitable or constantly changing physical environments. Prerequisite: BIOL 350. Three hours per week. Meets General Education IIIB.
3 Credit Hours
BIOL 465 ADVANCED CELL BIOLOGY [-]
An advanced course exploring the biology, physiology, and biochemistry of plant and animal cells. Topics include detailed examininations of organelle function, cell movement, protein turnover, cell adhesion, apoptosis, cell cycle regulation, and the cellular and molecular basis of cancer. Lectures are drawn principally from the latest primary and secondary literature. Prerequisites: BIOL 350. CHEM 417 (Biochemistry I) is recommended but not required. Three hours lecture.
3 Credit Hours
BIOL 470 BIOTECHNOLOGY [-]
Study of applied aspects of biology with an emphasis on DNA technology. Recommended as a capstone course for Biology majors in the Cell and Molecular Biology/Biotechnology track. Prerequisite: BIOL 370. Three hours per week.
3 Credit Hours
BIOL 490 SPECIAL TOPICS IN BIOLOGY [-]
Study of a specific area of biological science. Topic varies semester to semester. May be taken twice for credit under different subtitles. Prerequisites: Permission of instructor or sixteen credits of biology, junior standing.
1 to 4 Credit Hours
BIOL 499 HONORS [-]
Independent study in an area of biology leading to an honors thesis. Prerequisite: Approval of department chair.
3 Credit Hours
BIOL 500 WETLAND ECOLOGY [-]
Study of relationships between environmental features and the structure and function of wetland types. Emphasizes hydrology, chemistry and plant species distribution and examines effects of disturbance on wetland ecosystems. Prerequisites: Graduate standing and permission of the instructor. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 501 MODERN CONCEPTS IN BIOLOGY [-]
Study of the most recent developments in biology, with special emphasis on genetics, animal behavior and sociobiology. May be taken twice, under different course subtitles recorded with the registrar. Prerequisite: Degree in biology or permission of instructor. Three hours per week.
3 Credit Hours
BIOL 502 BIOLOGY AND ENVIRONMENT [-]
Study of organisms as integral parts of their environments, including field studies involving applications of environmental principles. Prerequisite: Degree in biology or permission of instructor. Two hours lecture, two hours laboratory per week.
3 Credit Hours
BIOL 503 CONTEMPORARY CELL BIOLOGY [-]
Intensive study of the latest findings in cell biology, with application to the pressing problems of today. Prerequisite: Degree in biology or permission of instructor. Three hours per week.
3 Credit Hours
BIOL 504 PERSPECTIVE IN MODERN GENETICS [-]
Intensive study of modern genetics for the advanced student. Findings in molecular, cellular and developmental genetics related to classical genetic theory and current problems. Prerequisite: Degree in biology or nursing or permission of instructor. Three hours lecture per week.
3 Credit Hours
BIOL 505 ORNITHOLOGY [-]
Study of birds. Topics include form and function, behavior and communication, reproduction, migration, population dynamics, ecology and conservation. Field trips emphasize identification and natural history of local species. Prerequisites: Graduate standing and permission of instructor. Three hours lecture, three hours lab per week.
4 Credit Hours
BIOL 507 BIOLOGY OF FISHES [-]
Study of evolution, anatomy, physiology, classification, ecology and behavior of the fishes. Addresses current research and future directions in ichthyology. Prerequisites: Graduate standing and permission of the instructor. Three hours per week.
3 Credit Hours
BIOL 510 ESTUARINE BIOLOGY [-]
discussion of the biota of the bay, its unique biology and current perturbations due to environmental pollution. Introduction to physical and chemical processes of estuaries. May be offered for undergraduate or graduate credit. Prerequisites: Graduate standing and permission of the instructor. Two hours lecture, two hours laboratory per week.
3 Credit Hours
BIOL 515 RESEARCH IN BIOLOGY [-]
Independent student research under the supervision of a faculty member. Student may register for BIOL 515 more than once up to a maximum of 6 credits hours. Prerequisite: Graduate standing and permission of instructor. Schedule to be arranged individually.
1 to 3 Credit Hours
BIOL 518 BIOLOGY SEMINAR [-]
Discussions of timely topics in biology and related fields. Includes instruction in seminar preparation and requires student presentations and participation. Prerequisites: Graduate standing or permission of instructor. One hour per week.
1 Credit Hour
BIOL 519 BIOLOGY SEMINAR [-]
Discussions of timely topics in biology and related fields. Includes instruction in seminar preparation and requires student presentations and participation. Prerequisite: Graduate standing or permission of instructor. One hour per week.
1 Credit Hour
BIOL 522 VERTEBRATE PHYSIOLOGY [-]
Study of the physiological processes of vertebrate animals including specific adaptations of certain species to their environment. May be offered for undergraduate or graduate credit. Prerequisites: Graduate standing and permission of the instructor. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 525 TOXICOLOGY [-]
Introduction to basic principles, history and scope of modern environmental toxicology, and to the effects and to the mechanisms of toxicants. Includes applications to risk assessment, regulations and industry. Prerequisites: Graduate standing and permission of the instructor. Three hours per week.
3 Credit Hours
BIOL 530 PLANT PHYSIOLOGY [-]
Advanced study of the physiological mechanisms utilized by plants with special reference to the higher phyla. Prerequisites: Graduate satanding and permission of the instructor. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 533 ENVIRONMENTAL MICROBIOLOGY [-]
Study of the diversity and interactions of microorganisms in their natural environments. Emphasis on habitat and metabolic diversity, community interactions, and industrial applications involving microbes. Prerequisite: Graduate standing and permission of instructor. Three hours lecture, three hours laboratory per week.
4 Credit Hours
BIOL 535 EVOLUTIONARY BIOLOGY [-]
Advanced study of the principles, mechanisms and processes of biological evolution. Prerequisites: Graduate standing and permission of the instructor. Three hours lecture per week.
3 Credit Hours
BIOL 540 CONTEMPORARY GENETICS [-]
Blended lecture and laboratory-based exploration of biochemical techniques commonly used in industrial and academic laboratories. Demonstrates the relationship between structure and function of biomolecules. Prerequisites: Graduate standing and permission of the instructor. Six hours per week.
4 Credit Hours
BIOL 545 VIROLOGY [-]
Study of structure, replication and pathogenesis of viruses with emphasis on animal viruses and the role of viruses in our current understanding of cell and molecular biology. Prerequisites: Graduate standing and permission of the instructor. Three hours lecture per week.
3 Credit Hours
BIOL 552 ADVANCED HUMAN PHYSIOLOGY/PATHOPHYSIOLOGY [-]
Advanced study of system-focused physiology and pathophysiology. Analyzes the relationship between normal physiology and pathological phenomena produced by altered health states across the life span. Emphasis is on application in the clinical areas of practice. Prerequisite: B.S. in biology, health related field or education with biology emphasis. Three hours lecture per week.
3 Credit Hours
BIOL 565 ADVANCED CELL BIOLOGY [-]
An advanced course exploring the biology, physiology, and biochemistry of plant and animal cells. Topics include detailed examinations of organelle function, cell movement, protein turnover, cell adhesion, apoptosis, cell cycle regulation, and the cellular and molecular basis of cancer. Lectures are drawn principally from the latest primary and secondary literature. Prerequisite: Graduate standing or permission of the instructor. Three hours per week lecture.
3 Credit Hours
BIOL 590 SPECIAL TOPICS IN BIOLOGY [-]
Study of a specific area of biological science. Topic varies semester to semester. May be taken twice for credit under different subtitles. Prerequisites: Graduate standing and permission of the instructor.
1 to 4 Credit Hours