By the end of this section, you will be able to:Describe the derived features that distinguish primates from other animalsExplain why scientists are having difficulty determining the true lines of descent in hominids
By the end of this section, you will be able to:Describe prions and their basic propertiesDefine viroids and their targets of infection
By the end of this section, you will be able to:Identify major viral illnesses that affect humansCompare vaccinations and anti-viral drugs as medical approaches to viruses
By the end of this section, you will be able to:Describe how viruses were first discovered and how they are detectedDiscuss three hypotheses about how viruses evolvedRecognize the basic shapes of virusesUnderstand past and emerging classification systems for viruses
By the end of this section, you will be able to:List the steps of replication and explain what occurs at each stepDescribe the lytic and lysogenic cycles of virus replicationExplain the transmission and diseases of animal and plant virusesDiscuss the economic impact of animal and plant viruses
To design an experiment using the scientific method. The students will use inquiry, collaboration and teamwork to create a 3D model. They will also learn about skill sets and labor needs throughout this project.
This 17-minute video lesson looks at C-4 Photosynthesis: How some plants avoid photorespiration. [Biology playlist: Lesson 33 of 71].
This 9-minute video lesson looks at how CAM Plants are able to fix carbon at night so they don't have to keep their stomata open during the day. [Biology playlist: Lesson 34 of 71].
This 7-minute video lesson provides a correction to Sodium and Potassium Pump Video. [Biology playlist: Lesson 43 of 71].
This Biology Courses website is a nationally funded project that is part of the UK Open Educational Resource Programme (Phase 3, 2011 – 2012) run by the JISC / HEA. Our project is called HALS OER – Health and Life Science Open Educational Resources and everything you see here is shared around the globe, openly and freely available to use.
This 10-minute video lesson discusses how cytotoxic T-Cells get activated by MHC-I/antigen complexes and then proceed to kill infected cells. [Biology playlist: Lesson 56 of 71].
This 28-minute video lesson provides an introduction to DNA. [Biology playlist: Lesson 6 of 71].
This 19-minute video lesson looks at diffusion and osmosis. [Biology playlist: Lesson 36 of 71].
By the end of this section, you will be able to:Identify new technologies for describing biodiversityExplain the legislative framework for conservationDescribe principles and challenges of conservation preserve designIdentify examples of the effects of habitat restorationDiscuss the role of zoos in biodiversity conservation
By the end of this section, you will be able to:Define biodiversityDescribe biodiversity as the equilibrium of naturally fluctuating rates of extinction and speciationIdentify historical causes of high extinction rates in Earth’s history
By the end of this section, you will be able to:Identify chemical diversity benefits to humansIdentify biodiversity components that support human agricultureDescribe ecosystem services
By the end of this section, you will be able to:Identify significant threats to biodiversityExplain the effects of habitat loss, exotic species, and hunting on biodiversityIdentify the early and predicted effects of climate change on biodiversity