Gray seed color in peas is dominant to white. Assume that Mendel conducted a series of experiments where plants with gray seeds were crossed with each other and the following progeny were produced: 320 gray and 80 white. (a) What is the most probable genotype of each parent? (b) Based […]

To raise funds to meet its annual budget, a state government is debating whether to sell a large section of public forest to a logging company. Evaluate this plan in terms of two ecosystem services that the state might gain and two services the state might lose if the forest […]

Review Integumentary System Case study I and II. After completing the case studies answer the following questions. 1. Describe the different types of skin cancers, including the type of cells they arise from and the appearance of the lesions. 2. What is the most common risk factor for skin cancer […]

This week you are exploring the characteristics of our species and the role we play in our ecosystem. Two terms commonly used to describe an organism’s place in the environment is their “habitat” and their “niche.” A habitat is defined as an area inhabited by particular species. A niche is […]