Biology
13 courses · College of the Siskiyous · 2026-2027 Catalog
Classes: Fall 2026 · Winter 2027 · Spring 2027
BIO 1000 Introduction to Life Sciences
- Units
- 4
- Hours
- 3 hours lecture weekly, 3 hours lab weekly, 108 contact hours total
- Transfers to
- CSU, UC
This is an introduction to the areas of study in the life sciences and is designed for non-science majors. Topics include the nature of science, a general survey of living organisms, cells, genetics, ecology, and evolution. UC transfer credit will not be awarded for BIO 1000 if this course is taken after a student completes BIO 2100 or BIO 2200. Lab.
BIO 1028 Trees and Shrubs of Northern California
- Units
- 0.5
- Hours
- 0.38 hours lecture weekly, 0.5 hours lab weekly, 15.84 contact hours total
This course explores anatomy, taxonomy, and ecology of common trees and shrubs of Northern California. It includes two evening sessions and an all-day field trip in which key characteristics, identification, and ecological distribution will be emphasized.
BIO 1030 Wildflower Identification
- Units
- 0.5
- Hours
- 0.38 hours lecture weekly, 0.5 hours lab weekly, 15.8 contact hours total
- Transfers to
- CSU
This course explores the anatomy, taxonomy, classification, and identification of local flowering plants. It includes two evening sessions and an all-day field trip during which students will practice using a dichotomous key to identify wildflowers.
BIO 1300 Ecology and Evolution in Society
- Units
- 3
- Hours
- 3 hours lecture weekly, 54 contact hours total
- Transfers to
- CSU, UC
This course will cover basic concepts in ecology and evolution as well as the scientific method. It will then give students the opportunity to apply their knowledge by analyzing related controversial issues and case studies. This non-laboratory course is geared towards non-majors.
BIO 1400 Environmental Principles
- Units
- 3
- Hours
- 3 hours lecture weekly, 54 contact hours total
- Transfers to
- CSU, UC
This course examines environmental issues from a scientific perspective. Topics include the structure and function of the biosphere, atmosphere, and lithosphere, nutrient cycling and energy flow through ecosystems, as well as human impacts on the atmosphere and aquatic terrestrial ecosystems, human use of natural resources, and sustainability.
BIO 1500 Human Biology
- Units
- 3
- Hours
- 3 hours lecture weekly, 54 contact hours total
- Transfers to
- CSU, UC
A general education course designed for non-biology majors and pre-health related fields. Provides an introduction to basic biological concepts with an emphasis on human body functions. UC transfer credit will not be awarded if this course is taken after a student completes BIO 2700 or BIO 2800.
BIO 1700 Field Botany
- Units
- 3
- Hours
- 2 hours lecture weekly, 3 hours lab weekly, 90 contact hours total
- Transfers to
- CSU, UC
An introduction to plant identification and ecology with emphasis on studying regional habitats and local wildflowers, trees, and shrubs. Involves some all-day field trips.
BIO 2100 General Biology I: The Unity of Life
- Units
- 5
- Hours
- 3 hours lecture weekly, 6 hours lab weekly, 162 contact hours total
- Prerequisite
- Intermediate algebra or higher or direct placement based on multiple measures.
- Advisory
- Eligible for English Composition (C-ID ENGL 100)
- Transfers to
- CSU, UC
This course, intended for majors, will cover principles and applications of prokaryotic and eukaryotic cell structure and function, biological molecules, homeostasis, cell reproduction and its controls, cell metabolism including photosynthesis and cellular respiration, and cellular communication. The philosophy of science, methods of scientific inquiry, and experimental design are foundational to the course. (AA, CSU, UC)
BIO 2200 General Biology II: The Diversity of Life & Ecology
- Units
- 5
- Hours
- 3 hours lecture weekly, 6 hours lab weekly, 162 contact hours total
- Prerequisite
- BIO 2100 (General Biology I: The Unity of Life) with a grade of C or better and Intermediate algebra or higher or direct placement by multiple measures.
- Transfers to
- CSU, UC
- C-ID
- BIOL 140
This course, intended for biology majors, is a survey of the basic biology and diversity of unicellular and multicellular organisms and ecology. It emphasizes general biological principles, classification, structure, function, and evolutionary adaptations of organisms (including plants, fungi, animals, and unicellular organisms) to their environments. (AA, CSU, UC) C-ID BIOL 140.
BIO 2600 Microbiology
- Units
- 5
- Hours
- 3 hours lecture weekly, 6 hours lab weekly, 162 contact hours total
- Prerequisite
- CHEM 1000 (Introduction to Chemistry)
- Transfers to
- CSU, UC
This course introduces the biology of microorganisms with a focus on those most commonly associated with human health and disease. Topics include microbial morphology, physiology, genetics, metabolism, and ecology, as well as microbe–host interactions, the immune response, and etiological factors in disease. The course also examines antimicrobial resistance, ecosystem services, epidemiology, and the pathogenesis, diagnosis, and treatment of infectious diseases. Laboratory instruction emphasizes techniques for the detection, identification, isolation, culture, enumeration, and control of microbes.
BIO 2700 Human Anatomy with Lab
- Units
- 4
- Hours
- 2 hours lecture weekly, 6 hours lab weekly, 144 contact hours total
- Transfers to
- CSU, UC
- C-ID
- BIOL 110B
Structural organization of the human body: gross and microscopic structure of the integumentary, skeletal, muscular, nervous, sensory, endocrine, cardiovascular, lymphatic, respiratory, digestive, excretory, and reproductive systems, from cellular to organ system levels of organization. This course is primarily intended for nursing, allied health, kinesiology, and other health related majors. (C-ID BIOL 110B).
BIO 2800 Human Physiology with Lab
- Units
- 5
- Hours
- 4 hours lecture weekly, 3 hours lab weekly, 126 contact hours total
- Prerequisite
- CHEM 1000 (Introduction to Chemistry)
- Transfers to
- CSU, UC
- C-ID
- BIOL 120
An introduction to human physiology. Focus is on the physiological principles, function, integration and homeostasis of the human body at the cellular, tissue, organ, organ system and organism level. Systems studied include the integumentary system, bone, skeletal, smooth and cardiac muscles, nervous system, sensory organs, cardiovascular system, lymphatic and immune systems, respiratory system, urinary system, digestive system, endocrine system, and reproductive system. Labs include experiments on human subjects as well as simulations of complex physiological processes. This course is primarily intended for Nursing, Allied Health, Kinesiology, and other health-related majors. Lab. C-ID BIOL 120 B.
BIO 2929 Special Studies
- Units
- 1-2
- Hours
- 6 hours lab weekly, 108 contact hours total
- Transfers to
- CSU
A student may earn credit by completing a research project or other study in an area of special interest to the student and the instructor.