In California, Pacific Northern rattlesnakes prey on California ground squirrels. Their relationship is a great example of co-evolution. Read the article about their relationship found at...
Popular Questions - BIOLOGY
In the section about viruses, our textbook discusses how new strains of flu arise via viral reassortment (page 245). This is also known as genetic reassortment. Read the following recent article...
Sometimes we are interested in the way that organisms are distributed across a particular habitat, as described in Chapter 16. Corina Tarnita’s research on the spacing of termite mounds in...
Our focus this week is on ecology. Ecology is the study of interactions among organisms and between organisms and their physical environments. Watch the video entitled ‘”Some animals are...
This week is all about our DNA and gene expression. The complete set of all DNA in a cell is called the genome. The complete set of all the mRNA in a cell is called the transcriptome. Read the...
This week is all about the smallest components of life: atoms, molecules, and cells. In this discussion topic, we concentrate on cells. To begin, watch the Khan Academy video...