Macromolecules Building Blocks of Life for Elephan

Learn how macromolecules—carbohydrates, lipids, and proteins—serve as the building blocks of life. Explore their roles in energy, structure, and repair through the diets of elephants and lions in this nutrition-based investigation.

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Name:Sophie VeneziaDate:Macromolecules:What are the building blocks of life?Background Information:From the smallest single-celledorganism to the tallest tree, all life depends on the properties andreactions of four classes of organic (carbon-based)compounds—carbohydrates, lipids, proteins,andnucleicacidsWe will spend an entire unit later in the year on nucleicacids.Carbohydrates, Lipids, and Proteins are the 3 buildingblocks of all living things that wewillfocusonthisunit.These arecalledMACROmoleculesbecause they are large molecules.They are responsible for most ofthe structure and functions of the body, including energy storage, insulation, growth, repair, andcommunication. Simple organic molecules can be joined together to form all the essentialbiological molecules needed for life.Directions:Table 1 shows a sample elephant diet and Table 2 shows a sample lion diet basedon the animal nutrition lab. Using the background information, predict the main function of themacromoleculesfound intheir diet.Table 1Table 2Elephantproteins {%)fats (%)carbs {%]aialfa hay19.0-56.0grass hay11.0-55.0timothy hay3.0-80.9Lionproteins {%)fats {%)carbs (%}beef50.03.9-deer80.76.3-pig50.733.2-ElephantoProteins'carbohydrates:Carts work as a main source of energy to fuel daily life.Lion...p r o t e j R S. The pnr w iact as a repair wjpplemenl to repair things such as llsaues.DFats:Tilefatsare cr main source of energy and help make growth.

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Directions:Analyze Model 1 and answer the questions that follow.MODEL 1: Macromolecules of Life are made from repeating smaller monomer units such asglucose, glycerol and glycine.LipidProteinHiH - C - O HHH,0\1//H-C-OHN - C - C/1xHH0”HH-COM1HGlycineGlycerolKey:H = Hydrogen; O = Oxygen; C = Carbon; N = NitregenQuestions:1. A complete carbohydrate is a macromolecule.This means that it isalarge or smallmolecule.(Choose one}Large2.Use Model 1 to show which atoms are present in each type of molecule by listing the symbol for eachatom included (an atom = element in the molecule). Carbohydrate has been done for you.a.Carbohydrate: C. H, 0b. Lipid:C, H, 0c. Protein:03.List 3 similarities between the 3 types of macromolecules.SL They aFl contain Hydrogen. Oxygen, and CarbonbAll are macromoleculescAll a source of energy4.List 3 Differences between the 3 types of macromolecules.2L Combined differentlyblipids release energy fasterccarbs take longer to digest
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