Zoologists, also known as animal biologists or animal scientists, study animals in their natural habitats and in laboratory settings to understand their behavior and aspects of their life. Many institutions offer bachelor's, master's and doctoral programs in zoology. At the undergraduate level, students complete general education classes, like composition and psychology, and get the basics of animal science and biology. This degree option usually takes 4 years to finish.
Living things need nutrients because nutrients provide us with the energy we need in order to live, they also provide our bodies with the raw materials for constructing the m â¦ olecules on which our body survival depend. 2 people found this useful.
Nutrients are important substances that allow your body to perform required daily activities. Carbohydrates, fats and proteins are the major nutrients your body needs for growth, repair, movement and maintaining homeostasis. These macromolecules are broken down and absorbed into the body at different rates and into specific forms as they travel through the organs in your digestive system. Carbohydrates Carbohydrates are your body's preferred energy source and are found in the forms of starch, sugar and fiber.