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Q1 Molting and migration are costly to birds physiologically.  Are there differences in how a hummingbird prepares and performs migration versus a red-tailed hawk? What impacts do these differences have on the birds ability to migrate? Q2 What determines how long a bird stays in any stopover location along its […]

Nutrition and Vitamins 1. What is a nutrient? 2. What is the difference between micronutrients and macro? 3. According to their functions how can nutrients are classified? 4. What are vitamins? What are the major vitamins needed by humans? 5. What is the difference between fat-soluble and water-soluble vitamins? Why […]

Use the permanent marker to label the two 100 mL beakers as “1” and “2”. Pour 50 of the blue beads and 50 of the yellow beads into Beaker 1. Sift or stir the beads around to create a homogenous mixture. Pour 50 of the red beads and 50 of […]

This chapter provides an explanation of what leads to the emergent properties of water and how these properties provide conditions for living organisms to thrive. At one time, it was thought that living things could be found only where a moderate range of abiotic factors (such as temperature & pH) […]